turbo-comb. form

Stress is determined by a range of factors though some degree of stress is usually maintained on this combining form.

1. a verbal element representing turbine n., in compounds forming the names of various machines driven by and directly coupled to a turbine, or which are themselves turbines, the second element being the name of the machine so driven or coupled; thus = turbine n. in combination.

turbo-alternator n.

Brit.

/ˌtəːbəʊˈɔːltəneɪtə/

/ˌtəːbəʊˈɒltəneɪtə/

U.S.

/ˌtərboʊˈɔltərˌneɪdər/

/ˌtərboʊˈɑltərˌneɪdər/

ΚΠ

1900 Engineer 2 Nov. 444/3 Tests..on two turbo alternators of 1000 kilowatts per hour nominal output.

1902 T. O'C. Sloane Standard Electr. Dict. App. Turbo-alternator, an alternating current dynamo coupled direct to a high-speed steam turbine.

turbo-blower n.

Brit.

/ˈtəːbə(ʊ)bləʊə/

U.S.

/ˈtərboʊˌbloʊər/

ΚΠ

1911 Trans. Inst. Mining Engineers XL. 580 (heading) Turbo-blowers and turbo-compressors.

1947 Jrnl. Royal Aeronaut. Soc. 51 95/1 For high altitude cruising the application of turbo-blowers has received much consideration.

1979 Truck & Bus Transportation (Austral.) Feb. 41/2 With a turboblower, you literally shovel the air in.

turbo-compressor n.

Brit.

/ˌtəːbəʊkəmˈprɛsə/

U.S.

/ˌtərboʊkəmˈprɛsər/

ΚΠ

1911 Trans. Inst. Mining Engineers XL. 580 (heading) Turbo-blowers and turbo-compressors.

1922 Daily Mail Year Bk. 1923 75/1 By the development of a mechanism known as a ‘turbo-compressor’, he has enabled aero-engines to maintain their power in the thin air of upper altitudes.

1979 A. L. Lydersen Fluid Flow & Heat Transfer xi. 327 Turbo-compressors are used for vapour recompression of large vapour volumes..while steam ejectors are used in many smaller installations.

turbo-dynamo n.

Brit.

/ˌtəːbəʊˈdʌɪnəməʊ/

U.S.

/ˌtərboʊˈdaɪnəˌmoʊ/

ΚΠ

1904 Electr. World & Engineer 19 Mar. 558 Electrical and mechanical difficulties which arise in the design of turbo-dynamos (dynamo-electric generators directly connected to steam-turbines).

turbo-exciter n.

Brit.

/ˌtəːbəʊᵻkˈsʌɪtə/

/ˌtəːbəʊɛkˈsʌɪtə/

U.S.

/ˌtərboʊɪkˈsaɪdər/

/ˌtərboʊɛkˈsaɪdər/

ΚΠ

1903 Electr. World & Engineer 25 July 147 Two groups of turbo-exciters, of 110 h.p. each.

turbo-generator n.

Brit.

/ˌtəːbəʊˈdʒɛnəreɪtə/

/ˈtəːbəʊˌdʒɛnəreɪtə/

U.S.

/ˌtərboʊˈdʒɛnəˌreɪdər/

/ˈtərboʊˌdʒɛnəˌreɪdər/

ΚΠ

1902 T. O'C. Sloane Standard Electr. Dict. App. Turbo-generator, a generator coupled or geared to a high-speed steam turbine, and on the same base with it.

1911 A. Richardson Evol. Parsons Steam Turbine 30 This turbo-generator worked for many years.

turbo-machine n.

Brit.

/ˈtəːbəʊməˌʃiːn/

U.S.

/ˈtərboʊməˌʃin/

ΚΠ

1903 Sci. Amer., Supp. 26 Sept. 23185 Steam-turbines are..analogous to hydraulic turbines, and form part of the general class which the author [Professor Rateau] will call ‘turbo-machines’.

turbo-motor n.

Brit.

/ˈtəːbəʊˌməʊtə/

U.S.

/ˈtərboʊˌmoʊdər/

ΚΠ

1900 Westm. Gaz. 7 Sept. 6/1 A torpedo-destroyer..driven through the water at the rate of forty-three miles an hour by the use of the turbo-motor instead of reciprocating engines.

turbo-pump n.

Brit.

/ˈtəːbəʊˌpʌmp/

U.S.

/ˈtərboʊˌpəmp/

ΘΚΠ

society > occupation and work > equipment > pump > [noun] > other types of pump

bottom lift1778

rose pump1778

centrifugal pump1789

jack-heada1792

jet pump1850

sand-pump1865

Union pump1867

shell-pump1875

eductor1877

brake-pump1881

bull-pump1881

cam-pumpa1884

sand-reel1883

grasshopper1884

knapsack pump1894

knapsack sprayer1897

turbo-pump1903

Sylphon1906

slush pump1913

displacement pump1924

power pack1937

proportioner1945

solids pump1957

peristaltic pump1958

powerhead1981

Cornish pump-

society > travel > air or space travel > a means of conveyance through the air > aeroplane > parts of aircraft > means of propulsion > [noun] > aircraft engine > pumps

turbo-pump1903

priming pump1911

primer1916

1903Turbo-pump [see turbo-ventilator n.].

1947 Aircraft Engin. Aug. 254/2 The turbo-pump assembly consists of a shaft carrying a single stage impulse steam turbine, on each side of which is a centrifugal pump.

1962 F. I. Ordway et al. Basic Astronautics x. 411 The turbopump proves to be the best means of pressurizing the propellants for large liquid rocket engines. The bipropellant turbopump consists of two centrifugal pumps and a gas turbine that supplies the driving power for the pumps.

1979 Nature 11 Jan. 84/1 A fire in the high pressure turbo-pump that feeds oxygen into the combustion chamber caused the engine to explode.

turbo-unit n.

Brit.

/ˈtəːbəʊˌjuːnɪt/

U.S.

/ˈtərboʊˌjunət/

turbo-ventilator n.

Brit.

/ˌtəːbəʊˈvɛntᵻleɪtə/

U.S.

/ˌtərboʊˈvɛn(t)əˌleɪdər/

ΚΠ

1903 Electr. World & Engineer 4 July 17 Prof. Rateau has installed turbo-ventilators giving a pressure of half an atmosphere, and turbo-pumps with a lift of several hundred metres.

turbocar n.

Brit.

/ˈtəːbəʊkɑː/

U.S.

/ˈtərboʊˌkɑr/

a motor car powered by a gas-turbine engine.

ΘΚΠ

society > travel > means of travel > a conveyance > vehicle > powered vehicle > [noun] > gas turbine vehicle

turbocar1956

1950 Motor 15 Mar. 183/1 (caption) The Rover turbine car easily reached 90 m.p.h.]

1956 Times 3 July 4/6 The Rover turbocar..was timed at 152 m.p.h.

1974 D. Nye Motor Racing Mavericks xix. 190 This turbine car sparked off a terrific controversy... Wallis was taken on..to build two cars similar to his ‘STP Turbocar’.

turbo-compound adj.

Brit.

/ˌtəːbəʊˈkɒmpaʊnd/

U.S.

/ˌtərboʊˈkɑmˌpaʊnd/

applied to a piston engine in which the exhaust gases drive a turbine coupled to the crankshaft.

ΘΚΠ

society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [adjective] > powered by piston engine > type of piston engine

opposed1910

turbo-compound1954

1954 Economist 11 Sept. 11/3 Turbo-compound; piston compound. A combination of gas turbine and reciprocating engine.

1955 C. E. Chapel et al. Aircraft Power Plants (ed. 2) xvii. 339/2 Aircraft powered by the Wright turbo-compound engine are the Douglas DC-7, the Lockheed Super Constellation, [etc.].

1983 Truck & Bus Transportation (Austral.) July 60/2 Whilst the turbocompound diesel has progressed to the operational stage..the benefits of this concept can be more fully realised and cost justified when used in conjunction with an adiabatic or insulated engine.

turbo-compounded adj.

Brit.

/ˌtəːbəʊkəmˈpaʊndᵻd/

U.S.

/ˌtərboʊkəmˈpaʊndəd/

see quot.

ΘΚΠ

society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [adjective] > other specific types

six-cylinder1905

in-line1929

cold starting1930

oversquare1959

fixed-head1962

torquey1977

turbo-compounded1978

1978 Automotive Engin. Aug. 85/1 In a turbocompounded engine..the exhaust gases are expanded in a turbine and the power generated is transmitted back to the crankshaft. Turbocompounding can be incorporated in naturally aspirated, as well as turbocharged engines.

turbo-compounding n.

Brit.

/ˌtəːbəʊkəmˈpaʊndɪŋ/

U.S.

/ˌtərboʊkəmˈpaʊndɪŋ/

ΘΚΠ

society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [noun] > parts of > apparatus for increasing pressure > action of using or equipping with

supercharging1917

turbocharging1961

turbo-compounding1978

turbo-supercharging1979

turbodrill n.

Brit.

/ˈtəːbəʊdrɪl/

U.S.

/ˈtərboʊˌdrɪl/

Oil Industry a drill in which the drilling bit is rotated by a turbine situated next to it in the drilling string and driven by the upflow of mud; also as v. transitive.

ΘΚΠ

society > occupation and work > industry > drilling for oil or gas > drill for oil or gas [verb (transitive)] > method of drilling

spud1886

rathole1922

turbodrill1948

slant-drill1969

society > occupation and work > equipment > oil and natural gas recovery equipment > [noun] > drilling equipment

surface casing1877

string1895

tubular goods1922

drill pipe1932

pup joint1937

drill string1948

turbodrill1948

tubular1975

1948 Oil & Gas Jrnl. 3 June 58/3 During initial field tests conducted in May.., the new Edco Turbodrill penetrated 950 ft. of shallow section in a wildcat test drilling.

1981 ‘D. Rutherford’ Porcupine Basin iv. 66 We're developing a new turbo-drill on a flexible string which can be reeled out on a drum.

turbodrilled adj.

Brit.

/ˈtəːbəʊdrɪld/

U.S.

/ˈtərboʊˌdrɪld/

ΘΚΠ

society > occupation and work > industry > drilling for oil or gas > [adjective] > method of drilling

rotary1901

turbodrilled1948

slim hole1953

1948 Oil & Gas Jrnl. 3 June 61/1 Photoclinometer and hole-section surveys showed a total drift of 3 ft. or 10½ minutes from vertical through the section turbo-drilled.

1949 World Oil 1 July 88/1 Electric logs..were run after the turbodrilled section was completed.

turbodrilling n.

Brit.

/ˈtəːbəʊˌdrɪlɪŋ/

U.S.

/ˈtərboʊˌdrɪlɪŋ/

ΘΚΠ

society > occupation and work > industry > drilling for oil or gas > [noun] > methods of drilling

spudding1885

sidetracking1911

secondary recovery1940

turbodrilling1955

slant-drilling1977

1955 World Petroleum XXVI. 84/3 The advantages of turbodrilling stem from the fact that only the bit is actually involved in the rotating effort.

1977 Offshore Engineer May 20/1 (advt.) Our turbodrilling and directional drilling engineers and equipment are at your service.

turbo-electric adj.

Brit.

/ˌtəːbəʊᵻˈlɛktrɪk/

U.S.

/ˌtərboʊəˈlɛktrɪk/

/ˌtərboʊiˈlɛktrɪk/

Engineering involving or employing electricity generated by means of a turbine.

ΘΚΠ

society > occupation and work > equipment > machine > machines which impart power > turbine > [adjective] > involving electricity generated by

turbo-electric1904

the world > matter > physics > electromagnetic radiation > electricity > electrical engineering > generator > [adjective] > by means of turbine

turbo-electric1904

1904 Electr. World & Engineer 21 May 945 Each of the..turbo-electric units is of the vertical type.

1930 Engineering 18 Apr. 513/3 Turbo-electric propulsion must exhibit an overwhelming superiority in reliability and maintenance cost to overcome the disadvantages.

1974 Encycl. Brit. Macropædia XVII. 752/2 On most nuclear submarines reduction gears are used between the turbines and the propeller shaft; however, a few incorporate turbo-electric drive.

turbomolecular adj.

Brit.

/ˌtəːbəʊməˈlɛkjᵿlə/

U.S.

/ˌtərboʊməˈlɛkjələr/

Physics applied to a type of high-vacuum pump in which momentum is imparted to molecules by a high-speed rotor inside a stator, both of which possess inclined slots or blades designed so as to cause the molecules to move axially towards the outlet.

ΚΠ

1969 Gloss. Terms Vacuum Technol. (B.S.I.) 17 Turbo-molecular pump, a molecular drag pump in which the rotor has inclined slots or blades moving between corresponding slots or blades in a stator.

1976 Physics Bull. Nov. 499/2 The vacuum system is kept at 10–⁷ Torr by about 650 sputter ion pumps and 80 turbomolecular pumps.

Categories »

turbopump n.

Brit.

/ˈtəːbəʊpʌmp/

U.S.

/ˈtərboʊˌpəmp/

a pump that incorporates a small turbine to provide the necessary mechanical power, used esp. in aircraft and rockets.

turboramjet n.

Brit.

/ˌtəːbəʊˈramdʒɛt/

U.S.

/ˌtərboʊˈræmˌdʒɛt/

Aeronautics any of a class of jet engines combining the operations of a turbojet and a ramjet, either as a turbo-jet with provision for afterburning, or as a ramjet containing a turbojet which is shut down at high velocities.

ΘΚΠ

society > travel > air or space travel > a means of conveyance through the air > aeroplane > parts of aircraft > means of propulsion > [noun] > aircraft engine > jet engine > types of

jet turbine1878

athodyd1945

turbojet1945

turboprop1945

propjet1946

turbopropeller1947

turboramjet1948

turbofan1949

jato1951

fan-jet1963

scramjet1966

refan1973

1948 Aviation Week 23 Feb. 36/2 Turboramjet—A conventional turbojet engine with provision for reheating the gas between the turbine discharge and the exhaust nozzle.

1971 P. J. McMahon Aircraft Propulsion iii. 119 At the moment the most promising fields of use for the turboramjet would seem to be those in air-breathing boosters for the launching of space vehicles.

turboshaft n.

Brit.

/ˈtəːbəʊʃɑːft/

/ˈtəːbəʊʃaft/

U.S.

/ˈtərboʊˌʃæft/

Engineering used attributively and absol. to designate a gas turbine engine in which the turbine drives a shaft other than a propeller shaft.

ΘΚΠ

society > occupation and work > equipment > machine > machines which impart power > turbine > [noun] > driven by gas > specific type

shaft turbine1958

turboshaft1958

1958 P. H. Wilkinson Aircraft Engines of World (ed. 16) 31 Bristol-Siddeley Engines Ltd…is specializing in advanced turbojets, turboprops, turboshafts, [etc.].

1967 Jane's Surface Skimmer Syst. 1967–8 130/2 The GE LM1500 turboshaft engine is the result of a company investment in a programme to adapt the J79 jet engine to a free power turbine for commercial use.

1977 I. M. Campbell Energy & Atmosphere vi. 127 The gas turbine engine used in aircraft under the names of turbojet, turboprop or turbofan, or in industrial or marine settings as a turboshaft engine.

turbosupercharged adj.

Brit.

/ˌtəːbəʊˈsuːpətʃɑːdʒd/

/ˌtəːbəʊˈsjuːpətʃɑːdʒd/

U.S.

/ˌtərboʊˈsupərˌtʃɑrdʒd/

ΘΚΠ

society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [adjective] > specific parts > equipped with

sleeve-valve1910

supercharged1917

turbosupercharged1944

turbocharged1961

1944 P. H. Wilkinson Aircraft Engines of World 34 The Boeing Flying Fortress B-17 (powered with a turbo-supercharged engine).

1978 Financial Times 20 Dec. 21/5 At the moment, Mercedes is unique in marketing a turbo-supercharged diesel car.

turbosupercharger n.

Brit.

/ˌtəːbəʊˈsuːpətʃɑːdʒə/

/ˌtəːbəʊˈsjuːpətʃɑːdʒə/

U.S.

/ˌtərboʊˈsupərˌtʃɑrdʒər/

Engineering = turbocharger n.

ΘΚΠ

society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [noun] > parts of > apparatus for increasing pressure

supercharger1917

blower1920

boost1931

turbocharger1934

turbosupercharger1938

turbo1957

1938 A. Swan Handbk. Aeronaut. (ed. 3) II. iv. 206 The inherent advantages of the turbo supercharger are mainly centred around the fact that it possesses remarkable flexibility of speed control.

1971 P. J. McMahon Aircraft Propulsion xi. 319 From the turbo-supercharger, it is a logical step to develop the fully compound engine.

turbo-supercharging n.

Brit.

/ˌtəːbəʊˈsuːpətʃɑːdʒɪŋ/

/ˌtəːbəʊˈsjuːpətʃɑːdʒɪŋ/

U.S.

/ˌtərboʊˈsupərˌtʃɑrdʒɪŋ/

ΘΚΠ

supercharging1917

turbocharging1961

turbo-compounding1978

turbo-supercharging1979

1979 Financial Rev. 14 June 29/1 Turbosupercharging is very much in as far as motoring is concerned these days.

turbotrain n.

Brit.

/ˈtəːbəʊtreɪn/

U.S.

/ˈtərboʊˌtreɪn/

a train powered by a gas-turbine engine.

ΘΚΠ

society > travel > rail travel > rolling stock > [noun] > train > powered by gas turbine

turbotrain1966

1966 Time 27 May 52/3 Canadian National Railways..has now ordered five of the turbotrains developed by the U.S.'s United Aircraft Corp... These light-weight, low-slung, turbojet-powered whiz-bangs should be able to clip nearly an hour off the present five-hour Montreal–Toronto run.

1978 Times 9 June 1/8 The turbo-train between Strasbourg and Lyons.

This entry has not yet been fully updated (first published 1915; most recently modified version published online December 2018).

单词	turbo-
释义	turbo-comb. form Stress is determined by a range of factors though some degree of stress is usually maintained on this combining form. 1. a verbal element representing turbine n., in compounds forming the names of various machines driven by and directly coupled to a turbine, or which are themselves turbines, the second element being the name of the machine so driven or coupled; thus = turbine n. in combination. turbo-alternator n. Brit. /ˌtəːbəʊˈɔːltəneɪtə/ , /ˌtəːbəʊˈɒltəneɪtə/ , U.S. /ˌtərboʊˈɔltərˌneɪdər/ , /ˌtərboʊˈɑltərˌneɪdər/ ΚΠ 1900 Engineer 2 Nov. 444/3 Tests..on two turbo alternators of 1000 kilowatts per hour nominal output. 1902 T. O'C. Sloane Standard Electr. Dict. App. Turbo-alternator, an alternating current dynamo coupled direct to a high-speed steam turbine. turbo-blower n. Brit. /ˈtəːbə(ʊ)bləʊə/ , U.S. /ˈtərboʊˌbloʊər/ ΚΠ 1911 Trans. Inst. Mining Engineers XL. 580 (heading) Turbo-blowers and turbo-compressors. 1947 Jrnl. Royal Aeronaut. Soc. 51 95/1 For high altitude cruising the application of turbo-blowers has received much consideration. 1979 Truck & Bus Transportation (Austral.) Feb. 41/2 With a turboblower, you literally shovel the air in. turbo-compressor n. Brit. /ˌtəːbəʊkəmˈprɛsə/ , U.S. /ˌtərboʊkəmˈprɛsər/ ΚΠ 1911 Trans. Inst. Mining Engineers XL. 580 (heading) Turbo-blowers and turbo-compressors. 1922 Daily Mail Year Bk. 1923 75/1 By the development of a mechanism known as a ‘turbo-compressor’, he has enabled aero-engines to maintain their power in the thin air of upper altitudes. 1979 A. L. Lydersen Fluid Flow & Heat Transfer xi. 327 Turbo-compressors are used for vapour recompression of large vapour volumes..while steam ejectors are used in many smaller installations. turbo-dynamo n. Brit. /ˌtəːbəʊˈdʌɪnəməʊ/ , U.S. /ˌtərboʊˈdaɪnəˌmoʊ/ ΚΠ 1904 Electr. World & Engineer 19 Mar. 558 Electrical and mechanical difficulties which arise in the design of turbo-dynamos (dynamo-electric generators directly connected to steam-turbines). turbo-exciter n. Brit. /ˌtəːbəʊᵻkˈsʌɪtə/ , /ˌtəːbəʊɛkˈsʌɪtə/ , U.S. /ˌtərboʊɪkˈsaɪdər/ , /ˌtərboʊɛkˈsaɪdər/ ΚΠ 1903 Electr. World & Engineer 25 July 147 Two groups of turbo-exciters, of 110 h.p. each. turbo-generator n. Brit. /ˌtəːbəʊˈdʒɛnəreɪtə/ , /ˈtəːbəʊˌdʒɛnəreɪtə/ , U.S. /ˌtərboʊˈdʒɛnəˌreɪdər/ , /ˈtərboʊˌdʒɛnəˌreɪdər/ ΚΠ 1902 T. O'C. Sloane Standard Electr. Dict. App. Turbo-generator, a generator coupled or geared to a high-speed steam turbine, and on the same base with it. 1911 A. Richardson Evol. Parsons Steam Turbine 30 This turbo-generator worked for many years. turbo-machine n. Brit. /ˈtəːbəʊməˌʃiːn/ , U.S. /ˈtərboʊməˌʃin/ ΚΠ 1903 Sci. Amer., Supp. 26 Sept. 23185 Steam-turbines are..analogous to hydraulic turbines, and form part of the general class which the author [Professor Rateau] will call ‘turbo-machines’. turbo-motor n. Brit. /ˈtəːbəʊˌməʊtə/ , U.S. /ˈtərboʊˌmoʊdər/ ΚΠ 1900 Westm. Gaz. 7 Sept. 6/1 A torpedo-destroyer..driven through the water at the rate of forty-three miles an hour by the use of the turbo-motor instead of reciprocating engines. turbo-pump n. Brit. /ˈtəːbəʊˌpʌmp/ , U.S. /ˈtərboʊˌpəmp/ ΘΚΠ society > occupation and work > equipment > pump > [noun] > other types of pump bottom lift1778 rose pump1778 centrifugal pump1789 jack-heada1792 jet pump1850 sand-pump1865 Union pump1867 shell-pump1875 eductor1877 brake-pump1881 bull-pump1881 cam-pumpa1884 sand-reel1883 grasshopper1884 knapsack pump1894 knapsack sprayer1897 turbo-pump1903 Sylphon1906 slush pump1913 displacement pump1924 power pack1937 proportioner1945 solids pump1957 peristaltic pump1958 powerhead1981 Cornish pump- society > travel > air or space travel > a means of conveyance through the air > aeroplane > parts of aircraft > means of propulsion > [noun] > aircraft engine > pumps turbo-pump1903 priming pump1911 primer1916 1903Turbo-pump [see turbo-ventilator n.]. 1947 Aircraft Engin. Aug. 254/2 The turbo-pump assembly consists of a shaft carrying a single stage impulse steam turbine, on each side of which is a centrifugal pump. 1962 F. I. Ordway et al. Basic Astronautics x. 411 The turbopump proves to be the best means of pressurizing the propellants for large liquid rocket engines. The bipropellant turbopump consists of two centrifugal pumps and a gas turbine that supplies the driving power for the pumps. 1979 Nature 11 Jan. 84/1 A fire in the high pressure turbo-pump that feeds oxygen into the combustion chamber caused the engine to explode. turbo-unit n. Brit. /ˈtəːbəʊˌjuːnɪt/ , U.S. /ˈtərboʊˌjunət/ turbo-ventilator n. Brit. /ˌtəːbəʊˈvɛntᵻleɪtə/ , U.S. /ˌtərboʊˈvɛn(t)əˌleɪdər/ ΚΠ 1903 Electr. World & Engineer 4 July 17 Prof. Rateau has installed turbo-ventilators giving a pressure of half an atmosphere, and turbo-pumps with a lift of several hundred metres. 2. turbocar n. Brit. /ˈtəːbəʊkɑː/ , U.S. /ˈtərboʊˌkɑr/ a motor car powered by a gas-turbine engine. ΘΚΠ society > travel > means of travel > a conveyance > vehicle > powered vehicle > [noun] > gas turbine vehicle turbocar1956 1950 Motor 15 Mar. 183/1 (caption) The Rover turbine car easily reached 90 m.p.h.] 1956 Times 3 July 4/6 The Rover turbocar..was timed at 152 m.p.h. 1974 D. Nye Motor Racing Mavericks xix. 190 This turbine car sparked off a terrific controversy... Wallis was taken on..to build two cars similar to his ‘STP Turbocar’. turbo-compound adj. Brit. /ˌtəːbəʊˈkɒmpaʊnd/ , U.S. /ˌtərboʊˈkɑmˌpaʊnd/ applied to a piston engine in which the exhaust gases drive a turbine coupled to the crankshaft. ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [adjective] > powered by piston engine > type of piston engine opposed1910 turbo-compound1954 1954 Economist 11 Sept. 11/3 Turbo-compound; piston compound. A combination of gas turbine and reciprocating engine. 1955 C. E. Chapel et al. Aircraft Power Plants (ed. 2) xvii. 339/2 Aircraft powered by the Wright turbo-compound engine are the Douglas DC-7, the Lockheed Super Constellation, [etc.]. 1983 Truck & Bus Transportation (Austral.) July 60/2 Whilst the turbocompound diesel has progressed to the operational stage..the benefits of this concept can be more fully realised and cost justified when used in conjunction with an adiabatic or insulated engine. turbo-compounded adj. Brit. /ˌtəːbəʊkəmˈpaʊndᵻd/ , U.S. /ˌtərboʊkəmˈpaʊndəd/ see quot. ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [adjective] > other specific types six-cylinder1905 in-line1929 cold starting1930 oversquare1959 fixed-head1962 torquey1977 turbo-compounded1978 1978 Automotive Engin. Aug. 85/1 In a turbocompounded engine..the exhaust gases are expanded in a turbine and the power generated is transmitted back to the crankshaft. Turbocompounding can be incorporated in naturally aspirated, as well as turbocharged engines. turbo-compounding n. Brit. /ˌtəːbəʊkəmˈpaʊndɪŋ/ , U.S. /ˌtərboʊkəmˈpaʊndɪŋ/ ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [noun] > parts of > apparatus for increasing pressure > action of using or equipping with supercharging1917 turbocharging1961 turbo-compounding1978 turbo-supercharging1979 1978 Automotive Engin. Aug. 85/1 In a turbocompounded engine..the exhaust gases are expanded in a turbine and the power generated is transmitted back to the crankshaft. Turbocompounding can be incorporated in naturally aspirated, as well as turbocharged engines. turbodrill n. Brit. /ˈtəːbəʊdrɪl/ , U.S. /ˈtərboʊˌdrɪl/ Oil Industry a drill in which the drilling bit is rotated by a turbine situated next to it in the drilling string and driven by the upflow of mud; also as v. transitive. ΘΚΠ society > occupation and work > industry > drilling for oil or gas > drill for oil or gas [verb (transitive)] > method of drilling spud1886 rathole1922 turbodrill1948 slant-drill1969 society > occupation and work > equipment > oil and natural gas recovery equipment > [noun] > drilling equipment surface casing1877 string1895 tubular goods1922 drill pipe1932 pup joint1937 drill string1948 turbodrill1948 tubular1975 1948 Oil & Gas Jrnl. 3 June 58/3 During initial field tests conducted in May.., the new Edco Turbodrill penetrated 950 ft. of shallow section in a wildcat test drilling. 1981 ‘D. Rutherford’ Porcupine Basin iv. 66 We're developing a new turbo-drill on a flexible string which can be reeled out on a drum. turbodrilled adj. Brit. /ˈtəːbəʊdrɪld/ , U.S. /ˈtərboʊˌdrɪld/ ΘΚΠ society > occupation and work > industry > drilling for oil or gas > [adjective] > method of drilling rotary1901 turbodrilled1948 slim hole1953 1948 Oil & Gas Jrnl. 3 June 61/1 Photoclinometer and hole-section surveys showed a total drift of 3 ft. or 10½ minutes from vertical through the section turbo-drilled. 1949 World Oil 1 July 88/1 Electric logs..were run after the turbodrilled section was completed. turbodrilling n. Brit. /ˈtəːbəʊˌdrɪlɪŋ/ , U.S. /ˈtərboʊˌdrɪlɪŋ/ ΘΚΠ society > occupation and work > industry > drilling for oil or gas > [noun] > methods of drilling spudding1885 sidetracking1911 secondary recovery1940 turbodrilling1955 slant-drilling1977 1955 World Petroleum XXVI. 84/3 The advantages of turbodrilling stem from the fact that only the bit is actually involved in the rotating effort. 1977 Offshore Engineer May 20/1 (advt.) Our turbodrilling and directional drilling engineers and equipment are at your service. turbo-electric adj. Brit. /ˌtəːbəʊᵻˈlɛktrɪk/ , U.S. /ˌtərboʊəˈlɛktrɪk/ , /ˌtərboʊiˈlɛktrɪk/ Engineering involving or employing electricity generated by means of a turbine. ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > turbine > [adjective] > involving electricity generated by turbo-electric1904 the world > matter > physics > electromagnetic radiation > electricity > electrical engineering > generator > [adjective] > by means of turbine turbo-electric1904 1904 Electr. World & Engineer 21 May 945 Each of the..turbo-electric units is of the vertical type. 1930 Engineering 18 Apr. 513/3 Turbo-electric propulsion must exhibit an overwhelming superiority in reliability and maintenance cost to overcome the disadvantages. 1974 Encycl. Brit. Macropædia XVII. 752/2 On most nuclear submarines reduction gears are used between the turbines and the propeller shaft; however, a few incorporate turbo-electric drive. turbomolecular adj. Brit. /ˌtəːbəʊməˈlɛkjᵿlə/ , U.S. /ˌtərboʊməˈlɛkjələr/ Physics applied to a type of high-vacuum pump in which momentum is imparted to molecules by a high-speed rotor inside a stator, both of which possess inclined slots or blades designed so as to cause the molecules to move axially towards the outlet. ΚΠ 1969 Gloss. Terms Vacuum Technol. (B.S.I.) 17 Turbo-molecular pump, a molecular drag pump in which the rotor has inclined slots or blades moving between corresponding slots or blades in a stator. 1976 Physics Bull. Nov. 499/2 The vacuum system is kept at 10–⁷ Torr by about 650 sputter ion pumps and 80 turbomolecular pumps. Categories » turbopump n. Brit. /ˈtəːbəʊpʌmp/ , U.S. /ˈtərboʊˌpəmp/ a pump that incorporates a small turbine to provide the necessary mechanical power, used esp. in aircraft and rockets. turboramjet n. Brit. /ˌtəːbəʊˈramdʒɛt/ , U.S. /ˌtərboʊˈræmˌdʒɛt/ Aeronautics any of a class of jet engines combining the operations of a turbojet and a ramjet, either as a turbo-jet with provision for afterburning, or as a ramjet containing a turbojet which is shut down at high velocities. ΘΚΠ society > travel > air or space travel > a means of conveyance through the air > aeroplane > parts of aircraft > means of propulsion > [noun] > aircraft engine > jet engine > types of jet turbine1878 athodyd1945 turbojet1945 turboprop1945 propjet1946 turbopropeller1947 turboramjet1948 turbofan1949 jato1951 fan-jet1963 scramjet1966 refan1973 1948 Aviation Week 23 Feb. 36/2 Turboramjet—A conventional turbojet engine with provision for reheating the gas between the turbine discharge and the exhaust nozzle. 1971 P. J. McMahon Aircraft Propulsion iii. 119 At the moment the most promising fields of use for the turboramjet would seem to be those in air-breathing boosters for the launching of space vehicles. turboshaft n. Brit. /ˈtəːbəʊʃɑːft/ , /ˈtəːbəʊʃaft/ , U.S. /ˈtərboʊˌʃæft/ Engineering used attributively and absol. to designate a gas turbine engine in which the turbine drives a shaft other than a propeller shaft. ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > turbine > [noun] > driven by gas > specific type shaft turbine1958 turboshaft1958 1958 P. H. Wilkinson Aircraft Engines of World (ed. 16) 31 Bristol-Siddeley Engines Ltd…is specializing in advanced turbojets, turboprops, turboshafts, [etc.]. 1967 Jane's Surface Skimmer Syst. 1967–8 130/2 The GE LM1500 turboshaft engine is the result of a company investment in a programme to adapt the J79 jet engine to a free power turbine for commercial use. 1977 I. M. Campbell Energy & Atmosphere vi. 127 The gas turbine engine used in aircraft under the names of turbojet, turboprop or turbofan, or in industrial or marine settings as a turboshaft engine. turbosupercharged adj. Brit. /ˌtəːbəʊˈsuːpətʃɑːdʒd/ , /ˌtəːbəʊˈsjuːpətʃɑːdʒd/ , U.S. /ˌtərboʊˈsupərˌtʃɑrdʒd/ ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [adjective] > specific parts > equipped with sleeve-valve1910 supercharged1917 turbosupercharged1944 turbocharged1961 1944 P. H. Wilkinson Aircraft Engines of World 34 The Boeing Flying Fortress B-17 (powered with a turbo-supercharged engine). 1978 Financial Times 20 Dec. 21/5 At the moment, Mercedes is unique in marketing a turbo-supercharged diesel car. turbosupercharger n. Brit. /ˌtəːbəʊˈsuːpətʃɑːdʒə/ , /ˌtəːbəʊˈsjuːpətʃɑːdʒə/ , U.S. /ˌtərboʊˈsupərˌtʃɑrdʒər/ Engineering = turbocharger n. ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [noun] > parts of > apparatus for increasing pressure supercharger1917 blower1920 boost1931 turbocharger1934 turbosupercharger1938 turbo1957 1938 A. Swan Handbk. Aeronaut. (ed. 3) II. iv. 206 The inherent advantages of the turbo supercharger are mainly centred around the fact that it possesses remarkable flexibility of speed control. 1971 P. J. McMahon Aircraft Propulsion xi. 319 From the turbo-supercharger, it is a logical step to develop the fully compound engine. turbo-supercharging n. Brit. /ˌtəːbəʊˈsuːpətʃɑːdʒɪŋ/ , /ˌtəːbəʊˈsjuːpətʃɑːdʒɪŋ/ , U.S. /ˌtərboʊˈsupərˌtʃɑrdʒɪŋ/ ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [noun] > parts of > apparatus for increasing pressure > action of using or equipping with supercharging1917 turbocharging1961 turbo-compounding1978 turbo-supercharging1979 1979 Financial Rev. 14 June 29/1 Turbosupercharging is very much in as far as motoring is concerned these days. turbotrain n. Brit. /ˈtəːbəʊtreɪn/ , U.S. /ˈtərboʊˌtreɪn/ a train powered by a gas-turbine engine. ΘΚΠ society > travel > rail travel > rolling stock > [noun] > train > powered by gas turbine turbotrain1966 1966 Time 27 May 52/3 Canadian National Railways..has now ordered five of the turbotrains developed by the U.S.'s United Aircraft Corp... These light-weight, low-slung, turbojet-powered whiz-bangs should be able to clip nearly an hour off the present five-hour Montreal–Toronto run. 1978 Times 9 June 1/8 The turbo-train between Strasbourg and Lyons. This entry has not yet been fully updated (first published 1915; most recently modified version published online December 2018). < comb. form1900
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