CN202023631U - Gas/diesel dual-fuel ship - Google Patents
Gas/diesel dual-fuel ship Download PDFInfo
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- CN202023631U CN202023631U CN2011201151509U CN201120115150U CN202023631U CN 202023631 U CN202023631 U CN 202023631U CN 2011201151509 U CN2011201151509 U CN 2011201151509U CN 201120115150 U CN201120115150 U CN 201120115150U CN 202023631 U CN202023631 U CN 202023631U
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Abstract
The utility model discloses a gas/diesel dual-fuel ship which is designed mainly for providing an energy-saving and environment-friendly dual-fuel ship. The gas/diesel dual-fuel ship comprises an engine which is the gas/diesel dual-fuel engine. The gas/diesel dual-fuel ship also comprises an engine body, a monitoring system, an electronic controlling unit and a fuel supplying system, wherein the monitoring system is arranged in the engine body and is used for monitoring the working condition of the engine in real time and outputting monitored information to the electronic controlling unit; the electronic controlling unit is used for receiving the information outputted by all systems connected with the electronic controlling unit and outputting control orders to a gas supplying system and/or a diesel supplying system by preset procedures according to the information; and the fuel supplying system comprises the gas supplying system and the diesel supplying system and is used for supplying fuel for the engine. By utilizing the gas/diesel dual-fuel ship, the cost can be saved by above 20%, the dynamic property is nearly the same as the original diesel engine, the pollutant emission is reduced, and the gas/diesel dual-fuel ship is stable in operation and low in noise.
Description
Technical field
The utility model relates to technical field of ships, relates in particular to a kind of combustion gas/diesel dual-fuel boats and ships.
Background technique
The big-and-middle-sized boats and ships of China's inland waterborne transport (more than 3000 tonnes) have nearly 280,000 (comprising 150,000 in waters, the Changjiang river) at present, its motor almost all is power with the diesel fuel, and engine power big (more than the 300KW), oil consumption height, disposal of pollutants is serious, technical merit is low.Be a big hidden danger of China's rivers water transport field high energy consumption and high pollution for many years always.
At present, because it is in short supply to be subjected to global petroleum resources, the threat of environmental pollution and greenhouse gas emission, it is the engine of boat and ship of fuel that many countries all favor in waiting the universally acknowledged clean energy resource of this class with LNG Liquefied natural gas (LNG), liquefied petroleum gas (LPG) (LPG) or compressed natural gas (CNG).Especially in the North America, areas such as Northern Europe and Russia and country are all at the boats and ships that develop and use the employing clean energy resource energetically.
More than 200,000,000 ton of China's oil import in 2010, the petroleum import interdependency reaches 55%, and the Petroleum Production resource increases weak day by day; And the production of China's natural gas reached 95,000,000,000 M in 2010
3, annual in recent years with the speed fast development more than 10%, aboundresources, development prospect is very given power.
The State Council had proposed the development strategy about " accelerate inland river water transport development, promotion energy-saving and emission-reduction such as the Changjiang river, realize inland river water transport Green Development " in 2010.The utility model will contribute for this strategy of China, and be that China's rivers water transport development low-carbon economy and ship energy saving reduce discharging the unlatching beginning.
The model utility content
At the problems referred to above, the utility model provides a kind of combustion gas/diesel dual-fuel boats and ships of energy-conserving and environment-protective.
For achieving the above object, the utility model combustion gas/diesel dual-fuel boats and ships comprises hull and is arranged on motor on the described hull; Described motor is combustion gas/diesel dual-fuel motor, and it comprises: engine body, monitoring system, electronic control unit and fuel supply system; Wherein,
Described monitoring system, comprise: all be arranged on engine rotation speed sensor, cooling-water temperature sensor, lambda sensor, exhaust emissions monitoring sensor, exhaust gas temperature sensor, oil pressure sensor, gas can level monitoring sensor, gaseous-pressure sensor and fuel gas temperature sensor in the described engine body, monitor the working condition of described motor in real time and export the information that monitors to described electronic control unit;
Described electronic control unit receives the information of connected each system's output, and presses pre-set programs according to this information and export control command to described fuel supply system;
Described fuel supply system comprises gas supply system and diesel oil supply system; Described gas supply system receives the control command that described electronic control unit is exported, and stops or beginning being delivery of fuel gas in the described engine body according to the control command that receives; Described diesel oil supply system receives the control command that described electronic control unit is exported, and stops or beginning to carrying diesel oil in the described engine body according to the control command that receives.
Further, described combustion gas/diesel dual-fuel boats and ships also comprise: the boats and ships safety and protection system; Described boats and ships safety and protection system is made of intake manifold's explosion relief valve, outlet pipe explosion relief valve, crankcase combustion gas prober and crankcase ventilation system; Wherein,
Described intake manifold's explosion relief valve stops detonate to take place when inflammable gas pressure surpasses safety margins in the intake manifold;
Described outlet pipe explosion relief valve, the remaining detonate that stops when unburned gas is arranged takes place in the outlet pipe;
Described crankcase combustion gas prober detects the interior gas concentration of described engine crankcase in real time and exports the testing result value;
Described crankcase ventilation system receives and judges whether the checkout value of described crankcase combustion gas prober output exceeds standard, and exceeds standard promptly to open the ventilation system that is arranged in the described engine crankcase automatically.
Further, the double fuel boats and ships also comprise: big-dipper satellite remote wireless monitoring system; Described big-dipper satellite remote wireless monitoring system is made of motor terminal applies system, big-dipper satellite communications system and control and command centring system; Wherein,
Described motor terminal applies system comprises: boats and ships terminal acquisition server and Big Dipper boat-carrying subscriber computer; Wherein, described boats and ships terminal acquisition server is gathered the GPS locating information of the flow information of combustion gas and diesel oil and boats and ships and with the data information output that collects; Described Big Dipper boat-carrying subscriber computer, receive in real time engine speed, engine cycles water water temperature, combustion gas tank level, gaseous-pressure and the pollutant emission information of described monitoring system output and combustion gas, diesel oil flow information and the GPS locating information of described boats and ships terminal acquisition server output, the information that receives is handled the consumption that draws diesel oil and combustion gas and will handle after the data that draw be converted to the communication data that meets the satellite communication agreement and send;
Described big-dipper satellite communications system, the communication of setting up described motor terminal applies system and described control and command centring system is connected, and receives the communication information that described motor terminal applies system sends and sends it to described control and command centring system;
Described control and command centring system is stored the communication data that receives, show, print and/or is called.
Further, described combustion gas/diesel dual-fuel boats and ships also comprise: reveal supervisory system; Described leakage monitoring system is made of alarm and at least one combustion gas prober; Wherein,
Described at least one combustion gas prober is arranged in described combustion gas storage tank district, each gas pipeline, each valve and/or the engine crankcase, detects the leak case of combustion gas in real time;
Described alarm, receive the leakage signal of one of them described combustion gas prober output after output alarm signal to described electronic control unit.
Further, described combustion gas/diesel dual-fuel boats and ships also comprise: ventilation system; Described ventilation system is made of airduct, blower fan group and control system; Wherein,
Described blower fan group comprises: be arranged at least one explosion-proof no-spark centrifugal exhauster and at least one explosion-proof no-spark centrifugal blower in the described engine nacelle; Described explosion-proof no-spark centrifugal exhauster is extracted the gas that accumulates in the described engine body out through described airduct; The gas that described explosion-proof no-spark centrifugal blower is extracted described induced draft fan out through described airduct is delivered to the bottom of described boats and ships;
Described control system comprises: power supply unit and fan trouble alarm; Wherein, described power supply unit provides described ventilation system required working power; Described fan trouble alarm monitors when described blower fan group breaks down or described power supply system is cut off the power supply, and the signal that gives the alarm is to described electronic control unit.
Further, described combustion gas/diesel dual-fuel boats and ships also comprise: auxiliary system; Described auxiliary system comprises: compressed air system and water utilities fire-fighting system, and wherein, described compressed air system is for providing pressurized air in the described engine body; Described water utilities fire-fighting system is for described boats and ships provide life and fire-fighting water.
Further, described gas supply system comprises: through combustion gas storage tank, combustion gas master control valve, vaporizer, filter, high-pressure solenoid valve, one-level decompressor, chain bleed valve, low-voltage solenoid valve, pressure reducing regulator, gas nozzle and mixer that pipeline connects successively, the mixed gas output port of described mixer is communicated with each firing chamber of described motor.
Further, described electronic control unit comprises: motor terminal server, processor and controller; Wherein,
Described motor terminal server receives the information that described monitoring system is exported, and it is delivered to described processor;
Described processor calculates and handles the information that receives according to default program, and processing result is delivered to described controller;
Described controller is outwards exported the control corresponding instruction according to the processing result that receives.
Further, described diesel oil supply system comprises: diesel oil tank, throttle position switch, diesel oil controller and oil pump ratch; Wherein,
Described throttle position switch, with the throttle position information transmission that monitors to described electronic control unit;
Described diesel oil controller, the control command that receives the output of described electronic control unit is controlled described oil pump ratch and spray diesel oil in described engine body.
The beneficial effects of the utility model are:
(1) combustion gas described in the utility model/diesel oil boats and ships adopt duel fuel engine by electronic control unit diesel pilot amount and combustion gas gas delivery volume to be carried out in good time, intelligent electronic control, make two kinds of fuel under the different operating conditionss of boats and ships, obtain suitable coupling, make boats and ships have good power performance, the Economy and the feature of environmental protection.
When (2) the utility model adopted the double fuel operation, diesel oil was as pilot fuel, and combustion gas is a main fuel; This motor can also recover pure diesel oil operating mode.Combustion gas described in the utility model/diesel oil boats and ships, diesel-fuel consumption accounts for 20%-30%; Amount of consumed gas accounts for 70%-80%, and cost capable of saving fuel is more than 20%; Power character and former diesel engine are very nearly the same; Pollutant emission reduces greatly; Particulate matter soot minimizing 80%, sulphide reduce 80%, NO
XMinimizing 40%, CO
2Reduce 20%; And motor operates steadily, noise is low.
(3) the utility model carries out long-distance wireless monitoring based on the big-dipper satellite platform to combustion gas/diesel oil boats and ships double fuel boats and ships, the energy consumption of comprehensively real-time monitoring boats and ships, the operating conditions of motor (comprising: engine speed and engine cycles water water temperature), combustion gas tank level, gaseous-pressure, pollutant emission and GPS locating information.
(4) China's rivers water transport development low-carbon economy and the ship energy saving reduction of discharging unlatching beginning of being embodied as of the present utility model will be made major contribution for national energy-saving and emission-reduction policy.
Description of drawings
Fig. 1 is the schematic diagram of combustion gas described in the utility model/diesel dual-fuel boats and ships.
Embodiment
Below in conjunction with Figure of description embodiment of the present utility model is done detailed description.
Combustion gas described in the utility model/diesel dual-fuel boats and ships be on the big-and-middle-sized shipping boats and ships that with the diesel engine are power on the basis that does not change former engine structure and combustion manner, install a cover gas supply system and an electronic control system additional in former diesel engine, make it become the boats and ships of gas diesel engine.Combustion gas described in the utility model can be LNG Liquefied natural gas (LNG), liquefied petroleum gas (LPG) (LPG) or compressed natural gas clean energy resourcies such as (CNG).
Combustion gas described in the utility model as described in Figure 1/diesel dual-fuel boats and ships, comprise hull and be arranged on the gas diesel engine that power is provided for hull on the described hull, this motor comprises: engine body, monitoring system, electronic control unit and fuel supply system; Wherein,
Described monitoring system comprises: all be arranged on engine rotation speed sensor, cooling-water temperature sensor, lambda sensor, exhaust emissions monitoring sensor, exhaust gas temperature sensor, oil pressure sensor, gas can level monitoring sensor, gaseous-pressure sensor and fuel gas temperature sensor in the described engine body.
Wherein, described engine rotation speed sensor, measure the engine crankshaft rotating speed, when the speed of crankshaft that monitors motor when engine rotation speed sensor reached preset rotation speed, described electronic control unit was converted to dual fuel with motor automatically according to the tach signal of speed probe output; Described cooling-water temperature sensor is used to measure the temperature of engine cooling circulating water; Described lambda sensor is used to monitor the content of oxygen in the motor; Described emission detections sensor, the pollutant load of monitoring the tail gas that motor discharges in real time is (as particulate matter soot, sulphide, NO
XAnd CO
2Deng content); Described exhaust gas temperature sensor, by the temperature of real-time monitoring engine exhaust, the working state of monitoring motor is avoided engine overheat or is burnt cylinder; Described oil pressure sensor, the measuring machine oil pressure; Described gas can liquid level detecting sensor is used to monitor the liquid level information of liquefaction gas in the gas can; Described gaseous-pressure sensor and fuel gas temperature sensor are used to monitor the state of supply of combustion gas, guarantee the emitted dose of combustion gas.
Described electronic control unit receives the information of connected each system's output, and presses pre-set programs according to this information and export control command to gas supply system and/or diesel oil supply system;
Described fuel supply system comprises gas supply system and diesel oil supply system; Described gas supply system receives the control command that described electronic control unit is exported, and stops or beginning being delivery of fuel gas in the described engine body according to the control command that receives; Described diesel oil supply system receives the control command that described electronic control unit is exported, and stops or beginning to carrying diesel oil in the described engine body according to the control command that receives.
As the utility model embodiment further, be the safety coefficient that improves the double fuel boats and ships, combustion gas described in the utility model/diesel dual-fuel boats and ships also comprise: the boats and ships safety and protection system; Described boats and ships safety and protection system is made of intake manifold's explosion relief valve, outlet pipe explosion relief valve, crankcase combustion gas prober and crankcase ventilation system; Wherein, described intake manifold's explosion relief valve stops detonate to take place when inflammable gas pressure surpasses safety margins in the intake manifold; Described outlet pipe explosion relief valve, the remaining detonate that stops when unburned gas is arranged takes place in the outlet pipe; Described crankcase combustion gas prober detects the interior gas concentration of described engine crankcase in real time and exports the testing result value; Described crankcase ventilation system, reception also judges whether the checkout value of described crankcase combustion gas prober output exceeds standard, exceed standard and promptly open the ventilation system that is arranged in the described engine crankcase automatically, guarantee safety of ship, normal operation, treat described crankcase combustion gas prober defeated checkout value ventilation system out of service when not exceeding standard; Simultaneously, combustion gas master control valve is closed in electronic control unit automatic output control instruction, recovers the pure diesel oil operating mode of motor.
As the utility model embodiment further, for calculating the fuel oil substitution rate, reasonably control fuel consumption (cost) and realize the purpose of the working condition of monitoring duel fuel engine in real time, combustion gas described in the utility model/diesel dual-fuel boats and ships also comprise: big-dipper satellite remote wireless monitoring system.Described big-dipper satellite remote wireless monitoring system is made of motor terminal applies system, big-dipper satellite communications system and control and command centring system; Wherein,
Described motor terminal applies system comprises: boats and ships terminal acquisition server and Big Dipper boat-carrying subscriber computer; Boats and ships terminal acquisition server is gathered the GPS locating information of the flow information of combustion gas and diesel oil and boats and ships and with the data information output that collects; Big Dipper boat-carrying subscriber computer, receive in real time engine speed, engine cycles water water temperature, combustion gas tank level, gaseous-pressure and the pollutant emission information of described monitoring system output and combustion gas, diesel oil flow information and the GPS locating information of described boats and ships terminal acquisition server output, the information that receives is handled the consumption that draws diesel oil and combustion gas and will handle after the data that draw be converted to the communication data that meets the satellite communication agreement and send;
Described big-dipper satellite communications system, the communication of setting up described motor terminal applies system and described control and command centring system is connected, and receives the communication information that described motor terminal applies system sends and sends it to described control and command centring system;
Described control and command centring system is stored the communication data that receives (comprise the temperature, combustion gas tank level, gaseous-pressure information, pollutant emission of circulating water in the consumption situation, engine speed, motor of diesel oil and combustion gas and in the particular location GPS locating information in operation navigation channel etc.), show, print and/or is called.
As the utility model embodiment further again, be the peformance margin that improves duel fuel engine, combustion gas described in the utility model/diesel dual-fuel boats and ships also comprise: reveal supervisory system.Described leakage monitoring system is made of alarm and at least one combustion gas prober; Wherein, described at least one combustion gas prober is arranged in described combustion gas storage tank district, each gas pipeline, each valve and/or the engine crankcase, detects the leak case of combustion gas in real time; Described alarm, receive the leakage signal of one of them described combustion gas prober output after output alarm signal to described electronic control unit.Electronic control unit ECU output control command is closed described combustion gas master control valve, recovers pure diesel oil operating mode, guarantees safety of ship, cruising.
The utility model provides good air ambient for giving in the engine body, and described combustion gas/diesel dual-fuel boats and ships also comprise: ventilation system.Described ventilation system is made of airduct, blower fan group and control system; Wherein, described blower fan group comprises: be arranged at least one explosion-proof no-spark centrifugal exhauster and at least one explosion-proof no-spark centrifugal blower in the described engine nacelle; Described explosion-proof no-spark centrifugal exhauster is extracted the gas that accumulates in the described engine body out through described airduct; The gas that described explosion-proof no-spark centrifugal blower is extracted described induced draft fan out through described airduct is delivered to the bottom of described boats and ships; Described control system comprises power supply unit and fan trouble alarm; Wherein, described power supply unit provides described ventilation system required working power; Described fan trouble alarm monitors when described blower fan group breaks down or described power supply system is cut off the power supply, and the signal that gives the alarm is to described electronic control unit; Electronic control unit sends out code to combustion gas master control valve after receiving warning sign, and boats and ships recover the diesel engine operating mode.
Described ventilation system per hour preferably should guarantee in the engine body minimal ventilation 30 times.
The utility model is for the combustion efficiency that can improve duel fuel engine and for boats and ships provide life and fire-fighting water, and described combustion gas/diesel dual-fuel boats and ships also comprise: auxiliary system.Described auxiliary system comprises: compressed air system and water utilities fire-fighting system, and wherein, described compressed air system is for providing pressurized air in the described engine body; Described water utilities fire-fighting system is for described boats and ships provide life and fire-fighting water.
In a specific embodiment, above-mentioned gas supply system comprises: combustion gas storage tank, combustion gas master control valve, vaporizer, filter, high-pressure solenoid valve, one-level decompressor, chain bleed valve, low-voltage solenoid valve, pressure reducing regulator, gas nozzle and the mixer that connects through pipeline successively.When engine of boat and ship moves with dual fuel mode, combustion gas liquid in the storage tank enters vaporizer through combustion gas master control valve, combustion gas absorbs the heat energy of river and engine cycles water, the liquid combustion gas of-162 ℃ of normal pressures is vaporizated into the combustion gas of gaseous state, remove impurity through filter more subsequently, combustion gas after the removal of impurities enters high-pressure solenoid valve, through one-level decompressor decompression (pressure is 0.4-0.8Mpa), enters low-voltage solenoid valve through chain bleed valve again; When high pressure, combustion gas meeting unnecessary when low pressure two valves cut out are discharged from chain bleed valve emptying, when high pressure, enter decompression valve through the post-decompression combustion gas of decompressor from low-voltage solenoid valve when low pressure two valves are in opening state, after secondary decompression (pressure is 0.3-0.5Mpa), enter gas nozzle again, and combustion gas sprayed into mixer, air mixing in mixer after combustion gas and the supercharging forms inflammable mixture, enters the engine combustion acting.Described combustion gas master control valve, chain bleed valve, low-voltage solenoid valve and gas nozzle are controlled by described electronic control unit, when described electronic control unit receives the monitor signal of monitoring system output, described electronic control unit can calculate and handle monitor signal according to pre-set programs, and output control corresponding instruction to described combustion gas master control valve, chain bleed valve, low-voltage solenoid valve and/or gas nozzle opens or cut out with control.
In a specific embodiment, above-mentioned electronic control unit comprises: motor terminal server, processor and controller; Wherein, described motor terminal server receives the information that described monitoring system is exported, and it is delivered to described processor; Described processor calculates and handles the information that receives according to default program, and processing result is delivered to described controller; Described controller is outwards exported the control corresponding instruction according to the processing result that receives.Processor calculates and handles according to the detection information that pre-set programs will be received from described monitoring system output, and output control command, in real time, accurately provide combustion gas and/or diesel oil, make described boats and ships can operate in dual fuel or recover the diesel oil operating mode to motor.The ECU system also is responsible for the information processing and the control and management of double fuel boats and ships safety and protection system, big-dipper satellite remote wireless monitoring system, leakage monitoring system, ventilation system and auxiliary system.
In a specific embodiment, above-mentioned diesel oil supply system comprises: diesel oil tank, throttle position switch, diesel oil controller and oil pump ratch; Wherein, described throttle position switch, with the throttle position information transmission that monitors to described electronic control unit; Described diesel oil controller, the control command that receives the output of described electronic control unit is controlled described oil pump ratch and spray diesel oil in described engine body.The utility model is when the duel fuel engine running state, the information input electronic control unit (ECU) that throttle position switch and other sensor (is each sensor in the monitoring system as rotating speed, water temperature etc.) monitor also carries out computing, ECU sends instruction to the diesel oil controller, and the position of passing through the oil pump ratch limits the emitted dose of fuel oil, in good time, accurately diesel oil is sprayed into motor, the fuel gas buring that ignites acting.When the speed of crankshaft of motor reached the threshold value rotating speed, ECU output control command provided combustion gas to described combustion gas master control valve to open described combustion gas master control valve in motor, make motor be in pure combustion gas working state.
Combustion gas described in the utility model/diesel dual-fuel boats and ships have installed remote wireless monitoring system additional in the operator cabin of existing ship, in the cabin, combustion gas storage tank district, gas-fired equipment valve gather place, pipeline etc. and locate to have installed additional leakage monitoring and ventilation system, guaranteed the operating Economy of boats and ships, Security, reliability.
Boats and ships described in the utility model are during with combustion gas diesel dual-fuel mode operation, and diesel oil is as the pilot fuel of motor, and combustion gas is a main fuel; These boats and ships can also recover former pure diesel fuel mode operation.Double fuel boats and ships described in the utility model, diesel-fuel consumption accounts for 20%-30%, and amount of consumed gas accounts for 70%-80%; China's diesel oil is 7 yuan every liter at present, 4.5 yuan every cubic metre of LNG, and boats and ships cost capable of saving fuel is more than 20%; Power character and former diesel oil are that the boats and ships of fuel are very nearly the same; Pollutant emission reduces greatly: the particulate matter soot reduces 80%, and sulphide reduces 80%, and NOx reduces 40%, and CO2 reduces 20%; And the boats and ships noise is low, operates steadily.
More than; it only is preferred embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claim was defined.
Claims (9)
1. combustion gas/diesel dual-fuel boats and ships, comprise hull and be arranged on motor on the described hull, it is characterized in that described motor is combustion gas/diesel dual-fuel motor, it comprises: engine body, monitoring system, electronic control unit and fuel supply system; Wherein,
Described monitoring system, comprise: all be arranged on engine rotation speed sensor, cooling-water temperature sensor, lambda sensor, exhaust emissions monitoring sensor, exhaust gas temperature sensor, oil pressure sensor, gas can level monitoring sensor, gaseous-pressure sensor and fuel gas temperature sensor in the described engine body, monitor the working condition of described motor in real time and export the information that monitors to described electronic control unit;
Described electronic control unit receives the information of connected each system's output, and presses pre-set programs according to this information and export control command to described fuel supply system;
Described fuel supply system comprises gas supply system and diesel oil supply system; Described gas supply system receives the control command that described electronic control unit is exported, and stops or beginning being delivery of fuel gas in the described engine body according to the control command that receives; Described diesel oil supply system receives the control command that described electronic control unit is exported, and stops or beginning to carrying diesel oil in the described engine body according to the control command that receives.
2. according to the described combustion gas of claim 1/diesel dual-fuel boats and ships, it is characterized in that described combustion gas/diesel dual-fuel boats and ships also comprise: the boats and ships safety and protection system; Described boats and ships safety and protection system is made of intake manifold's explosion relief valve, outlet pipe explosion relief valve, crankcase combustion gas prober and crankcase ventilation system; Wherein,
Described intake manifold's explosion relief valve stops detonate to take place when inflammable gas pressure surpasses safety margins in the intake manifold;
Described outlet pipe explosion relief valve, the remaining detonate that stops when unburned gas is arranged takes place in the outlet pipe;
Described crankcase combustion gas prober detects the interior gas concentration of described engine crankcase in real time and exports the testing result value;
Described crankcase ventilation system receives and judges whether the checkout value of described crankcase combustion gas prober output exceeds standard, and exceeds standard promptly to open the ventilation system that is arranged in the described engine crankcase automatically.
3. according to the described combustion gas of claim 1/diesel dual-fuel boats and ships, it is characterized in that described combustion gas/diesel dual-fuel boats and ships also comprise: big-dipper satellite remote wireless monitoring system; Described big-dipper satellite remote wireless monitoring system is made of motor terminal applies system, big-dipper satellite communications system and control and command centring system; Wherein,
Described motor terminal applies system comprises: boats and ships terminal acquisition server and Big Dipper boat-carrying subscriber computer; Wherein, described boats and ships terminal acquisition server is gathered the GPS locating information of the flow information of combustion gas and diesel oil and boats and ships and with the data information output that collects; Described Big Dipper boat-carrying subscriber computer, receive in real time engine speed, engine cycles water water temperature, combustion gas tank level, gaseous-pressure and the pollutant emission information of described monitoring system output and combustion gas, diesel oil flow information and the GPS locating information of described boats and ships terminal acquisition server output, the information that receives is handled the consumption that draws diesel oil and combustion gas and will handle after the data that draw be converted to the communication data that meets the satellite communication agreement and send;
Described big-dipper satellite communications system, the communication of setting up described motor terminal applies system and described control and command centring system is connected, and receives the communication information that described motor terminal applies system sends and sends it to described control and command centring system;
Described control and command centring system is stored the communication data that receives, show, print and/or is called.
4. according to the described combustion gas of claim 1/diesel dual-fuel boats and ships, it is characterized in that described combustion gas/diesel dual-fuel boats and ships also comprise: reveal supervisory system; Described leakage monitoring system is made of alarm and at least one combustion gas prober; Wherein,
Described at least one combustion gas prober is arranged in described combustion gas storage tank district, each gas pipeline, each valve and/or the engine crankcase, detects the leak case of combustion gas in real time;
Described alarm, receive the leakage signal of one of them described combustion gas prober output after output alarm signal to described electronic control unit.
5. according to the described combustion gas of claim 1/diesel dual-fuel boats and ships, it is characterized in that described combustion gas/diesel dual-fuel boats and ships also comprise: ventilation system; Described ventilation system is made of airduct, blower fan group and control system; Wherein,
Described blower fan group comprises: be arranged at least one explosion-proof no-spark centrifugal exhauster and at least one explosion-proof no-spark centrifugal blower in the described engine nacelle; Described explosion-proof no-spark centrifugal exhauster is extracted the gas that accumulates in the described engine body out through described airduct; The gas that described explosion-proof no-spark centrifugal blower is extracted described induced draft fan out through described airduct is delivered to the bottom of described boats and ships;
Described control system comprises: power supply unit and fan trouble alarm; Wherein, described power supply unit provides described ventilation system required working power; Described fan trouble alarm monitors when described blower fan group breaks down or described power supply system is cut off the power supply, and the signal that gives the alarm is to described electronic control unit.
6. according to the described combustion gas of claim 1/diesel dual-fuel boats and ships, it is characterized in that described combustion gas/diesel dual-fuel boats and ships also comprise: auxiliary system; Described auxiliary system comprises: compressed air system and water utilities fire-fighting system, and wherein, described compressed air system is for described motor machine provides pressurized air; Described water utilities fire-fighting system is for described boats and ships provide life and fire-fighting water.
7. according to the described combustion gas of claim 1/diesel dual-fuel boats and ships, it is characterized in that, described gas supply system comprises: through combustion gas storage tank, combustion gas master control valve, vaporizer, filter, high-pressure solenoid valve, one-level decompressor, chain bleed valve, low-voltage solenoid valve, pressure reducing regulator, gas nozzle and mixer that pipeline connects successively, the mixed gas output port of described mixer is communicated with each firing chamber of described motor.
8. according to the described combustion gas of claim 1/diesel dual-fuel boats and ships, it is characterized in that described electronic control unit comprises: motor terminal server, processor and controller; Wherein,
Described motor terminal server receives the information that described monitoring system is exported, and it is delivered to described processor;
Described processor calculates and handles the information that receives according to default program, and processing result is delivered to described controller;
Described controller is outwards exported the control corresponding instruction according to the processing result that receives.
9. according to the described combustion gas of claim 1/diesel dual-fuel boats and ships, it is characterized in that described diesel oil supply system comprises: diesel oil tank, throttle position switch, diesel oil controller and oil pump ratch; Wherein,
Described throttle position switch, with the throttle position information transmission that monitors to described electronic control unit;
Described diesel oil controller, the control command that receives the output of described electronic control unit is controlled described oil pump ratch and spray diesel oil in described engine body.
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| CN2011201151509U CN202023631U (en) | 2011-04-19 | 2011-04-19 | Gas/diesel dual-fuel ship |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103471674A (en) * | 2013-08-05 | 2013-12-25 | 中交一航局第三工程有限公司 | Boat fuel consumption intelligent monitoring system |
| CN106958484A (en) * | 2017-03-17 | 2017-07-18 | 中国人民解放军重庆通信学院 | Fleet's diesel engine remote state monitoring system and monitoring method based on Beidou satellite communication |
| CN110505999A (en) * | 2017-04-07 | 2019-11-26 | 三菱造船株式会社 | Ship |
-
2011
- 2011-04-19 CN CN2011201151509U patent/CN202023631U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103471674A (en) * | 2013-08-05 | 2013-12-25 | 中交一航局第三工程有限公司 | Boat fuel consumption intelligent monitoring system |
| CN106958484A (en) * | 2017-03-17 | 2017-07-18 | 中国人民解放军重庆通信学院 | Fleet's diesel engine remote state monitoring system and monitoring method based on Beidou satellite communication |
| CN110505999A (en) * | 2017-04-07 | 2019-11-26 | 三菱造船株式会社 | Ship |
| CN110505999B (en) * | 2017-04-07 | 2022-07-08 | 三菱造船株式会社 | Ship with a detachable cover |
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