Soloviev D-25: Difference between revisions
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{|{{Infobox |
{|{{Infobox aircraft begin |
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|name= D- |
|name= D-25V |
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|image = |
|image = Д-25В.jpg |
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|caption = |
|caption = |
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}} |
}} |
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|type= [[Turboshaft]] |
|type= [[Turboshaft]] |
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|national origin = |
|national origin = |
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|manufacturer= [[Soloviev Design Bureau]] |
|manufacturer= [[Soloviev Design Bureau]] |
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|first run= |
|first run=1954 |
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|major applications= [[Mil Mi-6]]. |
|major applications= [[Mil Mi-6]]. |
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|number built = |
|number built = |
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The ''' |
The '''Soloviev D-25V''' is a Soviet gas-turbine [[turboshaft]] engine for use in large helicopters. Designed and originally manufactured by the [[Soloviev Design Bureau]] the engine has been in production since May 1960. The power unit consists of two engines coupled to a gearbox weighing 3,200 kg (7,050 lb). |
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''V'' |
The ''V'' in the designation means ''vertoletny'' ({{lang-ru|<u>В</u>ертолетный}}), for helicopters. |
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Take off power: 5500 hp. |
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Serial production since May, 1960. |
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== |
== Variants == |
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;D-25V:Standard helicopter use production engines |
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;D-25VF:Additional compressor zero-stage, power output {{convert|6,500|hp|kW|abbr=on|0}} |
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;D-25VK:A combined propeller and shaft output engine for the [[Kamov Ka-22]] developing {{convert|5,500|hp|kW|abbr=on|0}} |
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== Applications == |
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* [[Mil Mi-6|Mi-6]] helicopter |
* [[Mil Mi-6|Mi-6]] helicopter |
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* [[Mil Mi-10|Mi-10]] helicopter |
* [[Mil Mi-10|Mi-10]] helicopter |
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* [[Mil Mi-10|Mi-10K]] "flying crane" helicopter |
* [[Mil Mi-10|Mi-10K]] "flying crane" helicopter |
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* [[Mil |
* [[Mil V-12|Mi-12]] helicopter |
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* [[Kamov Ka-22]] compound helicopter |
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* [[Yakovlev Yak-60]] heavy lift helicopter (concept cancelled during design stage) |
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== Specifications (D-25V) == |
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{{jetspecs |
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|ref=''Aircraft engines of the World 1970.''<ref name=Wilkinson70>{{cite book |last=Wilkinson |first=Paul H. |title=Aircraft engines of the World 1970 |year=1970 |publisher=Paul H. Wilkinson|location=London |edition=22nd |page=223}}</ref> |
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|type=Free-turbine single-shaft turboshaft engine |
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|length={{cvt|2737|mm}} |
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|diameter={{cvt|508|mm}} (casing) |
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*'''Width:''' {{cvt|1086|mm}} |
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*'''Height:''' {{cvt|1158|mm}} |
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*'''Frontal area:''' {{cvt|0.2|m2}} |
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|weight={{cvt|1200|kg}} |
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|compressor=Nine-stage axial flow |
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|combustion=12-chamber cannular |
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|turbine=Single-stage compressor turbine, two-stage free power turbine |
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|fueltype=Aviation kerosene based fuels, such as [[Jet A]], [[Jet A-1]], [[JP-4]] |
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|oilsystem=Pressure spray at {{cvt|68|psi|bar|order=flip}} with return |
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|power=<br /> |
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:*'''Take-off power:''' {{cvt|5500|shp}} (equivalent) sea level to {{cvt|3000|m}} at 8,300 free power turbine rpm |
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:*'''Cruising power:''' {{cvt|4700|shp}} (equivalent) at {{cvt|3000|m}} at 8,300 free power turbine rpm |
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|thrust= |
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|compression=5.6:1 |
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|bypass= |
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|aircon={{cvt|58|lb/s|kg/s}} at 9,950 rpm |
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|turbinetemp={{cvt|1103|K|F C}} |
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|fuelcon= |
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|specfuelcon={{cvt|0.639|lb/shp/h}} (equivalent) |
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|power/weight={{cvt|2.08|shp/lb|kW/kg|order=flip}} |
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|thrust/weight= |
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}} |
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== See also == |
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{{Aircontent |
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|related= |
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|similar engines= |
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* [[Pratt & Whitney T73]] |
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|lists= |
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| ⚫ | |||
|see also= |
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}} |
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== References == |
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{{reflist}} |
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== Further reading == |
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* {{cite book |last=Gunston |first=Bill |title=World Encyclopaedia of Aero Engines |year=1989 |publisher=Patrick Stephens Limited |location=Cambridge, England |isbn=978-1-85260-163-8 |edition=2nd |page=164}} |
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* {{cite book |title=Jane's all the World's Aircraft 1972–73 |editor1-last=Taylor |editor1-first=John W.R. |year=1972 |publisher=Sampson Low, Marston & Co. Ltd |location=London |isbn=978-0-354-00109-0 |page=752}} |
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== External links == |
== External links == |
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{{Commons category|Soloviev D-25}} |
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* [http://www.avid.ru/ D-25V description and photos at the manufacturer's site] |
* [http://www.avid.ru/ D-25V description and photos at the manufacturer's site] |
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{{Soloviev aeroengines}} |
{{Soloviev aeroengines}} |
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{{Aviation lists}} |
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| ⚫ | |||
| ⚫ | |||
[[ |
[[Category:Soloviev aircraft engines|D-25]] |
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| ⚫ | |||
[[ja:ソロヴィヨーフ D-25]] |
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Latest revision as of 01:10, 23 July 2023
| D-25V | |
|---|---|
| |
| Typ | Turboshaft |
| Manufacturer | Soloviev Design Bureau |
| First run | 1954 |
| Major applications | Mil Mi-6. |
The Soloviev D-25V is a Soviet gas-turbine turboshaft engine for use in large helicopters. Designed and originally manufactured by the Soloviev Design Bureau the engine has been in production since May 1960. The power unit consists of two engines coupled to a gearbox weighing 3,200 kg (7,050 lb).
The V in the designation means vertoletny (Russian: Вертолетный), for helicopters.
Variants
[edit]- D-25V
- Standard helicopter use production engines
- D-25VF
- Additional compressor zero-stage, power output 6,500 hp (4,847 kW)
- D-25VK
- A combined propeller and shaft output engine for the Kamov Ka-22 developing 5,500 hp (4,101 kW)
Applications
[edit]- Mi-6 helicopter
- Mi-10 helicopter
- Mi-10K "flying crane" helicopter
- Mi-12 helicopter
- Kamov Ka-22 compound helicopter
- Yakovlev Yak-60 heavy lift helicopter (concept cancelled during design stage)
Specifications (D-25V)
[edit]Data from Aircraft engines of the World 1970.[1]
General characteristics
- Type: Free-turbine single-shaft turboshaft engine
- Length: 2,737 mm (107.8 in)
- Diameter: 508 mm (20.0 in) (casing)
- Width: 1,086 mm (42.8 in)
- Height: 1,158 mm (45.6 in)
- Frontal area: 0.2 m2 (2.2 sq ft)
- Dry weight: 1,200 kg (2,600 lb)
Components
- Compressor: Nine-stage axial flow
- Combustors: 12-chamber cannular
- Turbine: Single-stage compressor turbine, two-stage free power turbine
- Fuel type: Aviation kerosene based fuels, such as Jet A, Jet A-1, JP-4
- Oil system: Pressure spray at 4.7 bar (68 psi) with return
Performance
- Maximum power output:
- Take-off power: 5,500 shp (4,100 kW) (equivalent) sea level to 3,000 m (9,800 ft) at 8,300 free power turbine rpm
- Cruising power: 4,700 shp (3,500 kW) (equivalent) at 3,000 m (9,800 ft) at 8,300 free power turbine rpm
- Overall pressure ratio: 5.6:1
- Air mass flow: 58 lb/s (26 kg/s) at 9,950 rpm
- Turbine inlet temperature: 1,103 K (1,526 °F; 830 °C)
- Specific fuel consumption: 0.639 lb/shp/h (0.1080 kg/kW/ks) (equivalent)
- Power-to-weight ratio: 3.42 kW/kg (2.08 shp/lb)
See also
[edit]Comparable engines
Related lists
References
[edit]- ^ Wilkinson, Paul H. (1970). Aircraft engines of the World 1970 (22nd ed.). London: Paul H. Wilkinson. p. 223.
Further reading
[edit]- Gunston, Bill (1989). World Encyclopaedia of Aero Engines (2nd ed.). Cambridge, England: Patrick Stephens Limited. p. 164. ISBN 978-1-85260-163-8.
- Taylor, John W.R., ed. (1972). Jane's all the World's Aircraft 1972–73. London: Sampson Low, Marston & Co. Ltd. p. 752. ISBN 978-0-354-00109-0.
External links
[edit]
Wikimedia Commons has media related to Soloviev D-25.