CN107963227B - Display control panel of fuel system of double-engine helicopter - Google Patents
Display control panel of fuel system of double-engine helicopter Download PDFInfo
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- CN107963227B CN107963227B CN201711096231.7A CN201711096231A CN107963227B CN 107963227 B CN107963227 B CN 107963227B CN 201711096231 A CN201711096231 A CN 201711096231A CN 107963227 B CN107963227 B CN 107963227B
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- 239000000446 fuel Substances 0.000 title claims abstract description 180
- 239000002828 fuel tank Substances 0.000 claims description 109
- 230000001681 protective effect Effects 0.000 claims description 26
- 230000002457 bidirectional effect Effects 0.000 claims description 11
- 238000010586 diagram Methods 0.000 claims 3
- 230000000007 visual effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 175
- 239000003086 colorant Substances 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D43/00—Arrangements or adaptations of instruments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D37/00—Arrangements in connection with fuel supply for power plant
- B64D37/005—Accessories not provided for in the groups B64D37/02 - B64D37/28
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/22—Fuel supply systems
- F02C7/236—Fuel delivery systems comprising two or more pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
- F02C9/26—Control of fuel supply
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention belongs to the technical field of fuel systems of double-engine helicopters, and relates to a display control panel of a fuel system of a double-engine helicopter. The system comprises a fire alarm state of an engine, a low-pressure alarm of an oil supply path, a working state of a booster pump, a fault alarm of the booster pump, a working state of an oil transfer pump, a state of a cut-off valve, a working state of a cross oil supply valve and a graphic, signal and position display of oil supply relation indication, and an operation input device for controlling state switching of a two-position cut-off valve, a three-position cross oil supply valve, a two-way transfer oil pump and the booster pump, and realizes visual, concise and accurate display and control of a physical framework.
Description
Technical Field
The invention belongs to the technical field of fuel systems of double-engine helicopters, and relates to a display control panel of a fuel system of a double-engine helicopter.
Background
The control panel is an interactive interface between the electromechanical equipment and an operator, and the accurate, simple and unambiguous transmission of the interactive information is the basis of high reliability of the operation of the electromechanical equipment.
In the design of a control panel of the helicopter, the key point is to control the reliable oil supply in a normal state, and the oil cut of a single engine or double engines cannot be caused by single-point operation errors of the control panel; the fuel supply of the engine on fire is accurately and reliably cut off in the emergency state of the engine on fire.
The design concept of the existing helicopter control system panel is to be arranged according to the operation type, the signal type and the like in a distinguishing way, namely, an operation button and a knob, such as a pump starting knob and a valve switch knob, are arranged in a centralized area of the control panel in a partitioning way; arranging signal lamps, warning lamps and the like in the other area, such as a starting state lamp, a closing state lamp, a pressure warning lamp, a fire warning lamp and the like; the control input devices for emergency/emergency operation are centrally disposed at a certain location, such as an engine oil supply cutoff control button and a fire extinguisher on button, etc. The layout breaks up specific system physical architecture layout, is not visual and concise enough, is easy to generate understanding deviation and misoperation in control, and has a plurality of defects in design concept, layout and reliability.
Disclosure of Invention
The purpose of the invention is as follows: a display control panel of a fuel system of a double-engine helicopter is provided.
The technical scheme of the invention is as follows: a double-engine helicopter fuel system display control panel comprises a left engine graph 1, a left engine indication Chinese character 2, a left engine fire alarm lamp 3, a left engine fire alarm indication Chinese character 4, a left low pressure supply alarm lamp 5, a left low pressure supply alarm indication Chinese character 6, a left oil supply pipe 7, a left oil supply path fuel flow direction indication arrow 8, a left engine oil-cut knob 9, a left engine oil-cut knob protective cover 10, a left engine normal oil supply indication Chinese character 11, a left engine oil-cut knob turning arrow 12, a left engine oil-cut indication Chinese character 13, a No. 1 oil tank 14, a No. 1 oil tank booster pump 15, a No. 1 oil tank booster pump switch 16, a No. 1 oil tank booster pump indication Chinese character 17, a No. 1 booster pump oil tank starting state lamp 18, a No. 1 oil tank booster pump starting state lamp indication Chinese character 19, a No. 1 oil tank booster pump closing state lamp 20, a No. 1 oil tank booster pump, No. 1 fuel tank booster pump fault state lamp 22, No. 1 fuel tank booster pump fault state lamp indication Chinese character 23, right engine graph 24, right engine indication Chinese character 25, right engine fire alarm lamp 26, right engine fire alarm indication Chinese character 27, right low pressure supply alarm lamp 28, right low pressure supply alarm indication Chinese character 29, right fuel supply pipe 30, right fuel supply path fuel flow direction indication arrow 31, right engine fuel cut knob 32, right engine fuel cut knob protective cover 33, right engine normal fuel supply indication Chinese character 34, right engine fuel cut knob turning arrow 35, right engine fuel cut indication Chinese character 36, No. 2 fuel tank 37, No. 2 fuel tank booster pump 38, No. 2 fuel tank booster pump switch 39, No. 2 fuel tank booster pump indication Chinese character 40, No. 2 fuel tank booster pump starting state lamp 41, No. 2 fuel tank booster pump starting state lamp indication Chinese character 42, No. 2 fuel tank closing state lamp 43, booster pump, Chinese character 44 for indicating the off state of No. 2 oil tank booster pump, 45 for indicating the fault state of No. 2 oil tank booster pump, 46 for indicating the fault state of No. 2 oil tank booster pump, 47 for bidirectional oil transfer pump, 48 for indicating the bidirectional oil transfer pump, 49 for indicating the oil transfer from No. 2 oil tank to No. 1 oil tank, 50 for indicating the Chinese character for indicating the oil transfer from No. 2 oil tank to No. 1 oil tank, 51 for indicating the oil transfer from No. 1 oil tank to No. 2 oil tank, 52 for indicating the oil transfer from No. 1 oil tank to No. 2 oil tank, 53 for indicating the two-way oil transfer pump off, 54 for indicating the two-way oil transfer pump off, 55 for cross oil supply knob, 56 for indicating the cross oil supply of No. 1, 57 for indicating the cross oil supply knob, 58 for indicating the cross oil supply knob, 59 for indicating the cross oil supply, 60 for indicating the cross oil supply knob lamp of No. 2, 61 for indicating the Chinese character for, The cross oil supply knob middle position closed state lamp 63, the cross oil supply knob middle position closed state lamp indication Chinese characters 64 and the panel 65, which is characterized in that the No. 1 oil tank booster pump 15 is arranged in the No. 1 oil tank 14; in the power-on state, when the No. 1 fuel tank booster pump switch 16 points to the No. 1 fuel tank booster pump off state lamp to indicate Chinese characters 21, the No. 1 fuel tank booster pump off state lamp 20 is turned on, and the No. 1 fuel tank booster pump starting state lamp 18 and the No. 1 fuel tank booster pump fault state lamp 22 are turned off; when the No. 1 fuel tank booster pump switch 16 points to the No. 1 fuel tank booster pump starting state lamp to indicate Chinese characters 19, the No. 1 fuel tank booster pump starting state lamp 18 is turned on, and the No. 1 fuel tank booster pump closing state lamp 20 and the No. 1 fuel tank booster pump fault state lamp 22 are turned off; when the No. 1 oil tank booster pump 15 has a fault, the No. 1 oil tank booster pump indicates Chinese character 17, the No. 1 oil tank booster pump starting state lamp 18, the No. 1 oil tank booster pump starting state lamp indicates Chinese character 19, the No. 1 oil tank booster pump closing state lamp indicates Chinese character 21, the No. 1 oil tank booster pump fault state lamp 22, the No. 1 oil tank booster pump fault state lamp indicates Chinese character 23, a left engine graph 1, a left engine indication Chinese character 2, a left engine fire alarm lamp 3 and a left engine fire alarm indication Chinese character 4 are combined to indicate the state of a left engine, the left engine fire alarm lamp 3 is turned on to indicate that the left engine is on fire, and the left engine fire alarm lamp 3 is turned off to; the combined information of the right engine graph 24, the right engine indication Chinese character 25, the right engine fire alarm lamp 26 and the right engine fire alarm indication Chinese character 27 indicates the state of the right engine, the right engine fire alarm lamp 26 is lighted to ensure that the right engine is on fire, and the right engine fire alarm lamp 26 is extinguished to ensure that the right engine is normal; the left supply low pressure warning lamp 5 and the left supply low pressure warning indication Chinese character 6 combined information indicate the fuel pressure state of the left oil supply pipe 7, the left supply low pressure warning lamp 5 is lighted to be a left oil supply path low pressure fault, and the left supply low pressure warning lamp 5 is extinguished to be a left oil supply path normal pressure; the combined information of the right low-pressure warning lamp 28 and the right low-pressure warning indication Chinese character 29 indicates the fuel pressure state of the right oil supply pipe 30, the right low-pressure warning lamp 28 is turned on to cause a right oil supply path low-pressure fault, and the right low-pressure warning lamp 28 is turned off to cause the right oil supply path normal pressure; on the left oil supply pipe 7 connected from the No. 1 oil tank 14 to the left engine figure 1, a left oil supply path fuel flow direction indication arrow 8 is marked along the line of the left oil supply pipe 7 and points to the left engine figure 1; in the right fuel supply pipe 30 connected from the No. 2 fuel tank 37 to the right engine figure 24, a right fuel supply path fuel flow direction indication arrow 31 is indicated along the right fuel supply pipe 30 and directed to the right engine figure 24.
The left engine fuel cut-off knob protective cover 10 is full red, the left engine fuel cut-off knob protective cover 10 is fixed on the panel 65 through a structural weak link, and when the left engine fire alarm lamp 3 is in an off state, the left engine fuel cut-off knob 9 points to be parallel to the left fuel supply pipe 7 and points to the left engine normal fuel supply indication Chinese character 11; after the left engine fire alarm lamp 3 is lightened, the left engine fuel cut-off knob protective cover 10 is pulled and opened along the vertical panel 65 in the outward direction, the left engine fuel cut-off knob 9 is rotated along the left engine fuel cut-off knob in the direction of an arrow 12 to the left engine fuel cut-off indication Chinese character 13, and the fuel supply of the left fuel supply pipe 7 to the left engine is cut off; the right engine fuel cut-off knob protective cover 33 is full red, the right engine fuel cut-off knob protective cover 33 is fixed on the panel 65 through a structural weak link, the right engine fire alarm lamp 26 is in an off state, the right engine fuel cut-off knob 32 points to be parallel to the right fuel supply pipe 30 and points to the right engine normal fuel supply indication Chinese character 34; after the right engine fire warning light 26 is turned on, the right engine fuel cut-off knob protective cover 33 is lifted and opened along the vertical panel 65 in an outward direction, the right engine fuel cut-off knob 32 is rotated in the direction of the arrow 35 along the right engine fuel cut-off knob to the right engine fuel cut-off indicator kanji 36, and the fuel supply of the right fuel supply pipe 30 to the right engine is cut off.
When 14 fuel in the No. 1 fuel tank is exhausted or 15 fuel tank booster pumps break down, the cross fuel supply knob 55 is rotated to the No. 2 fuel supply knob lamp to indicate the position of a Chinese character 61, meanwhile, the No. 2 fuel supply knob lamp 60 is lightened, fuel is supplied to the left engine and the right engine from the No. 2 fuel tank 37, then the No. 1 fuel tank booster pump switch 16 is turned to the No. 1 fuel tank booster pump off state lamp to indicate the position of the Chinese character 21, and the No. 1 fuel tank booster pump off state lamp 20 is lightened; when the fuel in the No. 2 fuel tank 37 is exhausted or the No. 2 fuel tank booster pump 38 fails, the cross fuel supply knob 55 is rotated rightwards to the No. 1 fuel supply knob lamp to indicate the position of Chinese characters 58, meanwhile, the No. 1 fuel supply knob lamp 57 is lightened, fuel is supplied to the left engine and the right engine from the No. 1 fuel tank 14, then, the No. 2 fuel tank booster pump switch 39 is turned to the No. 2 fuel tank booster pump off state lamp to indicate the position of Chinese characters 44, and the No. 2 fuel tank booster pump off state lamp 43 is lightened.
When oil needs to be transferred from the No. 2 oil tank 37 to the No. 1 oil tank 14, the knob of the bidirectional oil transfer pump 47 is turned to the No. 2 oil tank, the No. 1 oil tank transfer lamp indicates the position of a Chinese character 50, and the No. 2 oil tank transfer lamp 49 is turned on; when oil needs to be transferred from the No. 1 oil tank 14 to the No. 2 oil tank 37, the bidirectional oil transfer pump 47 is turned to the No. 1 oil tank to transfer the Chinese characters to the No. 2 oil tank to indicate the position of 52, and the No. 1 oil tank to transfer the oil to the No. 2 oil tank to light the lamp 51.
The invention has the beneficial effects that:
the control panel of the fuel system is designed in the concept of optimizing the panel layout from the perspective of pilots and from the aspect of ergonomics, displays the intuitive, concise and accurate expression of the control panel on a physical framework, and can obviously reduce the misjudgment and misoperation rate.
The normal oil, alternate transportation and oil transportation operation and emergency cut-off are carried out on different accessories, the operation is separated, and the misoperation resistance and the anti-interference capability are strong.
The operation switches, the buttons and the prompting lamps on the panel are arranged according to the system principle, and the panel has status display prompts for the delivery operation and the delivery operation, has colors and partitions, can effectively prevent mistakes, and avoids the mistaken touch of another way when an external field is mistakenly cut off and double-shot or one way is cut off.
Any single operating error of the present invention does not cause a double-prime oil supply cut.
Description of the drawings:
FIG. 1 is a schematic view of a display control panel of a fuel system of a twin-engine helicopter according to the present invention;
wherein, 1-left engine graph, 2-left engine indication Chinese character, 3-left engine fire alarm lamp, 4-left engine fire alarm indication Chinese character, 5-left low pressure alarm lamp, 6-left low pressure alarm indication Chinese character, 7-left oil supply pipe, 8-left oil supply path fuel flow direction indication arrow, 9-left engine fuel cut-off knob, 10-left engine fuel cut-off knob protective cover, 11-left engine normal oil supply indication Chinese character, 12-left engine fuel cut-off knob rotary arrow, 13-left engine fuel cut-off indication Chinese character, 14-1 oil tank, 15-1 oil tank booster pump, 16-1 oil tank booster pump switch, 17-1 oil tank indication Chinese character, 18-1 oil tank booster pump start state lamp, 19-1 oil tank booster pump start state lamp indication Chinese character, No. 20-1 fuel tank booster pump off state lamp, No. 21-1 fuel tank booster pump off state lamp indication Chinese character, No. 22-1 fuel tank booster pump fault state lamp, No. 23-1 fuel tank booster pump fault state lamp indication Chinese character, 24-right engine graph, 25-right engine indication Chinese character, 26 right engine fire alarm lamp, 27-right engine fire alarm indication Chinese character, 28-right low pressure supply alarm lamp, 29-right low pressure supply alarm indication Chinese character, 30-right oil supply pipe, 31-right fuel supply circuit fuel flow direction indication arrow, 32-right engine fuel cut knob, 33-right engine fuel cut knob protective cover, 34-right engine normal fuel supply indication Chinese character, 35-right engine fuel cut knob rotary direction arrow, 36-right engine fuel cut indication Chinese character, No. 37-2 fuel tank booster pump off state lamp indication Chinese character, No. 38-2 fuel tank booster pump, No. 39-2 fuel tank booster pump switch, No. 40-2 fuel tank booster pump indication Chinese characters, No. 41-2 fuel tank booster pump starting state lamp, No. 42-2 fuel tank booster pump starting state lamp indication Chinese characters, No. 43-2 fuel tank booster pump closing state lamp, No. 44-2 fuel tank booster pump closing state lamp indication Chinese characters, No. 45-2 fuel tank booster pump fault state lamp, No. 46-2 fuel tank booster pump fault state lamp indication Chinese characters, No. 47-two-way fuel transfer pump, No. 48-two-way fuel transfer pump indication Chinese characters, No. 49-2 fuel tank to No. 1 fuel tank transfer lamp, No. 50-2 fuel tank to No. 1 fuel tank transfer lamp indication Chinese characters, No. 51-1 fuel tank to No. 2 fuel tank transfer lamp, No. 52-1 fuel tank to No. 2 fuel tank transfer lamp indication Chinese characters, 53-bidirectional oil transfer pump turn-off lamp, 54-bidirectional oil transfer pump turn-off indication Chinese character, 55-cross oil supply knob, No. 56-1 cross oil supply logic indication picture, No. 57-1 cross oil supply knob lamp, No. 58-1 cross oil supply knob lamp indication Chinese character, No. 59-2 cross oil supply logic indication picture, No. 60-2 cross oil supply knob lamp, No. 61-2 cross oil supply knob lamp indication Chinese character, 62-cross oil supply middle position turn-off state logic indication picture, 63-cross oil supply knob middle position turn-off state lamp, 64-cross oil supply knob middle position turn-off state lamp indication Chinese character, 65-panel.
Detailed Description
As shown in figure 1, a double-engine helicopter fuel system display control panel comprises a left engine graph 1, a left engine indication Chinese character 2, a left engine fire alarm lamp 3, a left engine fire alarm indication Chinese character 4, a left low pressure supply alarm lamp 5, a left low pressure supply alarm indication Chinese character 6, a left oil supply pipe 7, a left oil supply path fuel flow direction indication arrow 8, a left engine oil-cut knob 9, a left engine oil-cut knob protective cover 10, a left engine normal oil supply indication Chinese character 11, a left engine oil-cut knob turning arrow 12, a left engine oil-cut indication Chinese character 13, a No. 1 oil tank 14, a No. 1 oil tank booster pump 15, a No. 1 oil tank booster pump switch 16, a No. 1 oil tank booster pump indication Chinese character 17, a No. 1 oil tank booster pump starting state lamp 18, a No. 1 booster pump starting state lamp indication Chinese character 19, a No. 1 oil tank booster pump closing state lamp 20, a No. 1 oil tank booster pump closing, No. 1 fuel tank booster pump fault state lamp 22, No. 1 fuel tank booster pump fault state lamp indication Chinese character 23, right engine graph 24, right engine indication Chinese character 25, right engine fire alarm lamp 26, right engine fire alarm indication Chinese character 27, right low pressure supply alarm lamp 28, right low pressure supply alarm indication Chinese character 29, right fuel supply pipe 30, right fuel supply path fuel flow direction indication arrow 31, right engine fuel cut knob 32, right engine fuel cut knob protective cover 33, right engine normal fuel supply indication Chinese character 34, right engine fuel cut knob turning arrow 35, right engine fuel cut indication Chinese character 36, No. 2 fuel tank 37, No. 2 fuel tank booster pump 38, No. 2 fuel tank booster pump switch 39, No. 2 fuel tank booster pump indication Chinese character 40, No. 2 fuel tank booster pump starting state lamp 41, No. 2 fuel tank booster pump starting state lamp indication Chinese character 42, No. 2 fuel tank closing state lamp 43, booster pump, Chinese character 44 for indicating the off state of No. 2 oil tank booster pump, 45 for indicating the fault state of No. 2 oil tank booster pump, 46 for indicating the fault state of No. 2 oil tank booster pump, 47 for bidirectional oil transfer pump, 48 for indicating the bidirectional oil transfer pump, 49 for indicating the oil transfer from No. 2 oil tank to No. 1 oil tank, 50 for indicating the Chinese character for indicating the oil transfer from No. 2 oil tank to No. 1 oil tank, 51 for indicating the oil transfer from No. 1 oil tank to No. 2 oil tank, 52 for indicating the oil transfer from No. 1 oil tank to No. 2 oil tank, 53 for indicating the two-way oil transfer pump off, 54 for indicating the two-way oil transfer pump off, 55 for cross oil supply knob, 56 for indicating the cross oil supply of No. 1, 57 for indicating the cross oil supply knob, 58 for indicating the cross oil supply knob, 59 for indicating the cross oil supply, 60 for indicating the cross oil supply knob lamp of No. 2, 61 for indicating the Chinese character for, The cross oil supply knob middle position closed state lamp 63, the cross oil supply knob middle position closed state lamp indication Chinese character 64 and the panel 65, the No. 1 oil tank booster pump 15 is arranged in the No. 1 oil tank 14; in the power-on state, when the No. 1 fuel tank booster pump switch 16 points to the No. 1 fuel tank booster pump off state lamp to indicate Chinese characters 21, the No. 1 fuel tank booster pump off state lamp 20 is turned on, and the No. 1 fuel tank booster pump starting state lamp 18 and the No. 1 fuel tank booster pump fault state lamp 22 are turned off; when the No. 1 fuel tank booster pump switch 16 points to the No. 1 fuel tank booster pump starting state lamp to indicate Chinese characters 19, the No. 1 fuel tank booster pump starting state lamp 18 is turned on, and the No. 1 fuel tank booster pump closing state lamp 20 and the No. 1 fuel tank booster pump fault state lamp 22 are turned off; when the No. 1 oil tank booster pump 15 has a fault, the No. 1 oil tank booster pump indicates Chinese character 17, the No. 1 oil tank booster pump starting state lamp 18, the No. 1 oil tank booster pump starting state lamp indicates Chinese character 19, the No. 1 oil tank booster pump closing state lamp indicates Chinese character 21, the No. 1 oil tank booster pump fault state lamp 22, the No. 1 oil tank booster pump fault state lamp indicates Chinese character 23, a left engine graph 1, a left engine indication Chinese character 2, a left engine fire alarm lamp 3 and a left engine fire alarm indication Chinese character 4 are combined to indicate the state of a left engine, the left engine fire alarm lamp 3 is turned on to indicate that the left engine is on fire, and the left engine fire alarm lamp 3 is turned off to; the combined information of the right engine graph 24, the right engine indication Chinese character 25, the right engine fire alarm lamp 26 and the right engine fire alarm indication Chinese character 27 indicates the state of the right engine, the right engine fire alarm lamp 26 is lighted to ensure that the right engine is on fire, and the right engine fire alarm lamp 26 is extinguished to ensure that the right engine is normal; the left supply low pressure warning lamp 5 and the left supply low pressure warning indication Chinese character 6 combined information indicate the fuel pressure state of the left oil supply pipe 7, the left supply low pressure warning lamp 5 is lighted to be a left oil supply path low pressure fault, and the left supply low pressure warning lamp 5 is extinguished to be a left oil supply path normal pressure; the combined information of the right low-pressure warning lamp 28 and the right low-pressure warning indication Chinese character 29 indicates the fuel pressure state of the right oil supply pipe 30, the right low-pressure warning lamp 28 is turned on to cause a right oil supply path low-pressure fault, and the right low-pressure warning lamp 28 is turned off to cause the right oil supply path normal pressure; on the left oil supply pipe 7 connected from the No. 1 oil tank 14 to the left engine figure 1, a left oil supply path fuel flow direction indication arrow 8 is marked along the line of the left oil supply pipe 7 and points to the left engine figure 1; in the right fuel supply pipe 30 connected from the No. 2 fuel tank 37 to the right engine figure 24, a right fuel supply path fuel flow direction indication arrow 31 is indicated along the right fuel supply pipe 30 and directed to the right engine figure 24.
The left engine fuel cut-off knob protective cover 10 is full red, the left engine fuel cut-off knob protective cover 10 is fixed on the panel 65 through a structural weak link, and when the left engine fire alarm lamp 3 is in an off state, the left engine fuel cut-off knob 9 points to be parallel to the left fuel supply pipe 7 and points to the left engine normal fuel supply indication Chinese character 11; after the left engine fire alarm lamp 3 is lightened, the left engine fuel cut-off knob protective cover 10 is pulled and opened along the vertical panel 65 in the outward direction, the left engine fuel cut-off knob 9 is rotated along the left engine fuel cut-off knob in the direction of an arrow 12 to the left engine fuel cut-off indication Chinese character 13, and the fuel supply of the left fuel supply pipe 7 to the left engine is cut off; the right engine fuel cut-off knob protective cover 33 is full red, the right engine fuel cut-off knob protective cover 33 is fixed on the panel 65 through a structural weak link, the right engine fire alarm lamp 26 is in an off state, the right engine fuel cut-off knob 32 points to be parallel to the right fuel supply pipe 30 and points to the right engine normal fuel supply indication Chinese character 34; after the right engine fire warning light 26 is turned on, the right engine fuel cut-off knob protective cover 33 is lifted and opened along the vertical panel 65 in an outward direction, the right engine fuel cut-off knob 32 is rotated in the direction of the arrow 35 along the right engine fuel cut-off knob to the right engine fuel cut-off indicator kanji 36, and the fuel supply of the right fuel supply pipe 30 to the right engine is cut off.
When 14 fuel in the No. 1 fuel tank is exhausted or 15 fuel tank booster pumps break down, the cross fuel supply knob 55 is rotated to the No. 2 fuel supply knob lamp to indicate the position of a Chinese character 61, meanwhile, the No. 2 fuel supply knob lamp 60 is lightened, fuel is supplied to the left engine and the right engine from the No. 2 fuel tank 37, then the No. 1 fuel tank booster pump switch 16 is turned to the No. 1 fuel tank booster pump off state lamp to indicate the position of the Chinese character 21, and the No. 1 fuel tank booster pump off state lamp 20 is lightened; when the fuel in the No. 2 fuel tank 37 is exhausted or the No. 2 fuel tank booster pump 38 fails, the cross fuel supply knob 55 is rotated rightwards to the No. 1 fuel supply knob lamp to indicate the position of Chinese characters 58, meanwhile, the No. 1 fuel supply knob lamp 57 is lightened, fuel is supplied to the left engine and the right engine from the No. 1 fuel tank 14, then, the No. 2 fuel tank booster pump switch 39 is turned to the No. 2 fuel tank booster pump off state lamp to indicate the position of Chinese characters 44, and the No. 2 fuel tank booster pump off state lamp 43 is lightened.
When oil needs to be transferred from the No. 2 oil tank 37 to the No. 1 oil tank 14, the knob of the bidirectional oil transfer pump 47 is turned to the No. 2 oil tank, the No. 1 oil tank transfer lamp indicates the position of a Chinese character 50, and the No. 2 oil tank transfer lamp 49 is turned on; when oil needs to be transferred from the No. 1 oil tank 14 to the No. 2 oil tank 37, the bidirectional oil transfer pump 47 is turned to the No. 1 oil tank to transfer the Chinese characters to the No. 2 oil tank to indicate the position of 52, and the No. 1 oil tank to transfer the oil to the No. 2 oil tank to light the lamp 51.
The normal oil, alternate transportation and oil transportation operation and emergency cut-off are carried out on different accessories, the operation is separated, and the misoperation resistance and the anti-interference capability are strong. The operating switches, the buttons and the prompting lamps on the panel of the system are arranged according to the system principle, and the panel of the system has status display prompts for delivery operation and transfer operation, has colors and partitions, can effectively prevent mistakes and avoid mistakenly cutting off double-shot in an external field or mistakenly touching one path when the other path is cut off.
Any single operating error of the present invention does not cause a double-prime oil supply cut.
Claims (4)
1. A double-engine helicopter fuel system display control panel is characterized by comprising a left engine graph (1), a left engine indication Chinese character (2), a left engine fire alarm lamp (3), a left engine fire alarm indication Chinese character (4), a left low-pressure supply alarm lamp (5), a left low-pressure supply alarm indication Chinese character (6), a left oil supply pipe (7), a left oil supply path fuel flow direction indication arrow (8), a left engine fuel cut-off knob (9), a left engine fuel cut-off knob protective cover (10), a left engine normal fuel supply indication Chinese character (11), a left engine fuel cut-off knob turning arrow (12), a left engine fuel cut-off indication Chinese character (13), a No. 1 oil tank (14), a No. 1 oil tank booster pump (15), a No. 1 oil tank booster pump switch (16), a No. 1 booster pump indication Chinese character (17), a No. 1 oil tank starting state lamp (18), and a booster pump, The fuel tank booster pump starting state indicating Chinese character No. 1 (19), the fuel tank booster pump closing state indicating Chinese character No. 1 (20), the fuel tank booster pump closing state indicating Chinese character No. 1 (21), the fuel tank booster pump fault state indicating Chinese character No. 1 (22), the fuel tank booster pump fault state indicating Chinese character No. 1 (23), a right engine graph (24), a right engine indicating Chinese character (25), a right engine fire alarm lamp (26), a right engine fire alarm indicating Chinese character (27), a right low-pressure warning lamp (28), a right low-pressure warning indicating Chinese character (29), a right fuel supply pipe (30), a right fuel supply path fuel flow direction indicating arrow (31), a right engine fuel cut knob (32), a right engine fuel cut knob protective cover (33), a right engine normal fuel supply indicating Chinese character (34), a right engine fuel cut knob screwing arrow (35), a right engine fuel cut indicating Chinese character (36), No. 2 oil tank (37), No. 2 oil tank booster pump (38), No. 2 oil tank booster pump switch (39), No. 2 oil tank booster pump indication Chinese characters (40), No. 2 oil tank booster pump starting state lamp (41), No. 2 oil tank booster pump starting state lamp indication Chinese characters (42), No. 2 oil tank booster pump off state lamp (43), No. 2 oil tank booster pump off state lamp indication Chinese characters (44), No. 2 oil tank booster pump fault state lamp (45), No. 2 oil tank booster pump fault state lamp indication Chinese characters (46), two-way oil transfer pump (47), two-way oil transfer pump indication Chinese characters (48), No. 2 oil tank to No. 1 oil tank transfer pump lamp (49), No. 2 oil tank to No. 1 oil tank transfer pump indication Chinese characters (50), No. 1 oil tank to No. 2 oil tank transfer pump lamp (51), No. 1 oil tank to No. 2 oil tank transfer pump indication Chinese characters (52), two-way oil transfer pump lamp (53), The oil pump closing indicating device comprises a bidirectional oil transfer pump closing indicating Chinese character (54), a cross oil supply knob (55), a No. 1 cross oil supply logic indicating diagram (56), a No. 1 cross oil supply knob lamp (57), a No. 1 cross oil supply knob lamp indicating Chinese character (58), a No. 2 cross oil supply logic indicating diagram (59), a No. 2 cross oil supply knob lamp (60), a No. 2 cross oil supply knob lamp indicating Chinese character (61), a cross oil supply middle closing state logic indicating diagram (62), a cross oil supply knob middle closing state lamp (63), a cross oil supply knob middle closing state lamp indicating Chinese character (64) and a panel (65), and is characterized in that a No. 1 oil tank booster pump (15) is arranged in a No. 1 oil tank (14); in the power-on state, when the No. 1 oil tank booster pump switch (16) points to the No. 1 oil tank booster pump turn-off state lamp to indicate Chinese characters (21), the No. 1 oil tank booster pump turn-off state lamp (20) is lightened, and the No. 1 oil tank booster pump starting state lamp (18) and the No. 1 oil tank booster pump fault state lamp (22) are extinguished; when the No. 1 fuel tank booster pump switch (16) points to the No. 1 fuel tank booster pump starting state lamp to indicate Chinese characters (19), the No. 1 fuel tank booster pump starting state lamp (18) is turned on, and the No. 1 fuel tank booster pump closing state lamp (20) and the No. 1 fuel tank booster pump fault state lamp (22) are turned off; when the No. 1 oil tank booster pump (15) breaks down, the No. 1 oil tank booster pump indicates Chinese characters (17), the No. 1 oil tank booster pump starting state lamp (18), the No. 1 oil tank booster pump starting state lamp indicates Chinese characters (19), the No. 1 oil tank booster pump closing state lamp indicates Chinese characters (21), the No. 1 oil tank booster pump fault state lamp (22), the No. 1 oil tank booster pump fault state lamp indicates Chinese characters (23), a left engine graph (1), a left engine indication Chinese character (2), a left engine fire alarm lamp (3) and a left engine fire alarm indication Chinese character (4) combined information indicates the state of a left engine, the left engine fire alarm lamp (3) is turned on to ignite the left engine, and the left engine fire alarm lamp (3) is turned off to ensure that the left engine is normal; the combined information of a right engine graph (24), a right engine indication Chinese character (25), a right engine fire alarm lamp (26) and a right engine fire alarm indication Chinese character (27) indicates the state of a right engine, the right engine fire alarm lamp (26) is lighted to indicate that the right engine is on fire, and the right engine fire alarm lamp (26) is extinguished to indicate that the right engine is normal; the left-supply low-pressure warning lamp (5) and the left-supply low-pressure warning indication Chinese character (6) combined information indicate the fuel pressure state of the left oil supply pipe (7), the left-supply low-pressure warning lamp (5) is lighted to be a left oil supply path low-pressure fault, and the left-supply low-pressure warning lamp (5) is extinguished to be normal in the left oil supply path pressure; the combined information of the right low-pressure warning lamp (28) and the right low-pressure warning indication Chinese character (29) indicates the fuel pressure state of the right oil supply pipe (30), the right low-pressure warning lamp (28) is lighted to be a right oil supply path low-pressure fault, and the right low-pressure warning lamp (28) is extinguished to be normal in the right oil supply path pressure; on a left oil supply pipe (7) connected with a left engine graph (1) from a No. 1 oil tank (14), marking a left oil supply path fuel flow direction indication arrow (8) along the line of the left oil supply pipe (7) and pointing to the left engine graph (1); a right fuel supply pipe (30) connected to a right engine pattern (24) from a No. 2 fuel tank (37) indicates a right fuel supply path fuel flow direction indication arrow (31) along the right fuel supply pipe (30) and points to the right engine pattern (24).
2. The display control panel of a dual-engine helicopter fuel system according to claim 1, characterized in that the left engine fuel cut-off knob protective cover (10) is fully red, the left engine fuel cut-off knob protective cover (10) is fixed on the panel (65) through a structural weak link, and in the extinguishing state of the left engine fire alarm lamp (3), the left engine fuel cut-off knob (9) points to be parallel to the left fuel supply pipe (7) and points to the left engine normal fuel supply indication Chinese character (11); after the left engine fire alarm lamp (3) is lightened, the left engine fuel cut-off knob protective cover (10) is pulled and opened outwards along the vertical panel (65), the left engine fuel cut-off knob (9) is rotated to the left engine fuel cut-off indication Chinese character (13) along the direction of the left engine fuel cut-off knob rotating to the arrow (12), and the fuel supply of the left fuel supply pipe (7) to the left engine is cut off; the right engine fuel cut-off knob protective cover (33) is full red, the right engine fuel cut-off knob protective cover (33) is fixed on a panel (65) through a structural weak link, and in a state that a right engine fire alarm lamp (26) is extinguished, the right engine fuel cut-off knob (32) points to be parallel to the right fuel supply pipe (30) and points to a right engine normal fuel supply indication Chinese character (34); after the right engine fire alarm lamp (26) is lightened, the right engine fuel cut-off knob protective cover (33) is pulled and opened outwards along the vertical panel (65), the right engine fuel cut-off knob (32) is rotated to the right engine fuel cut-off indication Chinese character (36) along the direction of the right engine fuel cut-off knob rotating to the arrow (35), and the fuel supply of the right fuel supply pipe (30) to the right engine is cut off.
3. The display control panel of a dual-engine helicopter fuel system according to claim 1 or 2, characterized in that when fuel in the fuel tank No. 1 (14) runs out or the booster pump No. 1 (15) fails, the cross-fueling knob (55) is rotated to the left to indicate the position of the chinese character (61) to the cross-fueling knob lamp No. 2, and the cross-fueling knob lamp No. 2 (60) is turned on to supply fuel to the left and right two engines from the fuel tank No. 2 (37), and then the booster pump switch No. 1 (16) is toggled to indicate the position of the chinese character (21) to the booster pump No. 1 (20) to be turned on; when the fuel in the No. 2 fuel tank (37) is exhausted or the No. 2 fuel tank booster pump (38) fails, the cross fuel supply knob (55) is rotated rightwards to the No. 1 cross fuel supply knob lamp to indicate the position of a Chinese character (58), meanwhile, the No. 1 cross fuel supply knob lamp (57) is lightened, the fuel is supplied to the left engine and the right engine from the No. 1 fuel tank (14), then, the No. 2 fuel tank booster pump switch (39) is turned to the No. 2 fuel tank booster pump turn-off state lamp to indicate the position of the Chinese character (44), and the No. 2 fuel tank booster pump turn-off state lamp (43.
4. The display control panel of a fuel system of a twin-engine helicopter according to claim 3, characterized in that when fuel needs to be delivered from the fuel tank No. 2 (37) to the fuel tank No. 1 (14), the knob of the bidirectional fuel delivery pump (47) is turned to the fuel tank No. 2 to turn the fuel delivery lamp No. 1 to indicate the position of the Chinese character (50), and the fuel tank No. 2 is turned on to the fuel delivery lamp No. 1 (49); when oil needs to be transferred from the No. 1 oil tank (14) to the No. 2 oil tank (37), the knob of the bidirectional oil transfer pump (47) is turned to the No. 1 oil tank to transfer the oil transfer lamp to the No. 2 oil tank to indicate the position of the Chinese character (52), and the No. 1 oil tank is turned on to transfer the oil transfer lamp to the No. 2 oil tank (51).
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| CN201711096231.7A CN107963227B (en) | 2017-11-08 | 2017-11-08 | Display control panel of fuel system of double-engine helicopter |
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| CN107963227B true CN107963227B (en) | 2020-10-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2578106A (en) * | 2018-10-15 | 2020-04-22 | Eaton Intelligent Power Ltd | Variable demand fuel pump |
| CN112591118B (en) * | 2020-12-11 | 2024-04-09 | 陕西千山航空电子有限责任公司 | Display device and method for complex fuel oil way of airplane |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2014105325A1 (en) * | 2012-12-28 | 2014-07-03 | General Electric Company | Cryogenic fuel system and method for delivering fuel in an aircraft |
| CN104973260A (en) * | 2014-04-10 | 2015-10-14 | 哈尔滨飞机工业集团有限责任公司 | Helicopter overspeed alarm system |
| EP2965993B1 (en) * | 2014-07-07 | 2017-08-30 | Goodrich Actuation Systems Ltd. | Skew sensing arrangement |
| CN105620771A (en) * | 2014-10-28 | 2016-06-01 | 中国航空工业集团公司西安飞机设计研究所 | Fuel supply and delivery system for double-engine turboprop airplane |
| CN107117322A (en) * | 2017-03-30 | 2017-09-01 | 中国航空工业集团公司西安飞机设计研究所 | A kind of pressure filling control panel |
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