CN105179078A - Combined-heat-power-generation generator set for internal combustion engine - Google Patents
Combined-heat-power-generation generator set for internal combustion engine Download PDFInfo
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- CN105179078A CN105179078A CN201510629401.8A CN201510629401A CN105179078A CN 105179078 A CN105179078 A CN 105179078A CN 201510629401 A CN201510629401 A CN 201510629401A CN 105179078 A CN105179078 A CN 105179078A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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Abstract
The invention relates to a combined-heat-power-generation generator set for an internal combustion engine. The combined-heat-power-generation generator set comprises a power generator; the internal combustion engine is communicated with a heat collecting silencer of the internal combustion engine through an air inlet pipe of the heat collecting silencer of the internal combustion engine, and the internal combustion engine is further communicated with a bypass air inlet of the heat collecting silencer of the internal combustion engine through a bypass air inlet pipe of the heat collecting silencer of the internal combustion engine; a heating medium inlet of the heat collecting silencer of the internal combustion engine is connected with a thermal-load heat exchanger through a heating medium inlet pipe; and a heating medium outlet of the heat collecting silencer of the internal combustion engine is connected with an outlet B of the thermal-load heat exchanger through a first heating medium outlet pipe and a second heating medium outlet pipe. An expansion tank is distributed above the heat collecting silencer of the internal combustion engine, a heating medium tank is distributed under the heat collecting silencer of the internal combustion engine, and an emergent air-cooling heat exchanger is further in serial connection to the second heat medium outlet pipe. The combined-heat-power-generation generator set is wholly and structurally integrated into a container type silencing box of the standard size, can generate electric power for a customer and provide heat for the customer and can be widely applied to oil fields, field projects, high-cold areas and areas lack of water sources.
Description
Technical field
Invention relates to cogeneration of heat and power field, particularly relates to a kind of technical ability and sends electric power to client, can provide again the cogeneration of heat and power oil-electric engine group of heating.
Background technique
Along with quickening and the growth in the living standard of human society modernization of industry process; energy consumption increases day by day; the negative effect simultaneously caused is the aggravation of environmental pollution and the appearance of energy crisis; burning diesel oil and gasoline cause the critical shortage of petroleum resources; in air, discharge carbon monoxide, hydrocarbon and oxynitrides every year, account for more than 55% with pollutant in air.When petroleum resources worsening shortages, environment go from bad to worse, energy-saving and emission-reduction are very urgent, at present, oil-electric engine group effective efficiency only has 39%, the diesel combustion heat energy accounting for 25% is wasted with the form of exhaust emissions, if by this part relatively high-grade heat recovery and utilization, the thermal efficiency of oil-electric engine group can be made to have larger lifting.
At present, cogeneration of heat and power oil-electric engine group has been widely used in social each field.Cogeneration of heat and power diesel generating set is on the market generally adopt water to be the scheme of heating agent, and its advantage is cheap, life, produce all applicable. but also have its defect and narrow limitation.One: heat recovery carrier and baffler can not two-in-onely be made of one, exhaust pipe range, heat loss is large; Its two: the high-pressure high-temperature degree of steam is low, the easy loss of water, cannot use in high and cold and the poor scarce area of water resources; Its three: complex structure, bulky, poor mobility, is not suitable for the co-generator group of lease property.
Summary of the invention
The applicant is for above-mentioned existing issue, be studied improvement, a kind of cogeneration of heat and power oil-electric engine group of that take conduction oil as heating agent, that heat recovery carrier is integrated with baffler heat-collection silencer for internal combustion engine is provided, invention overall structure is integrated in a standard-sized container type silent case, it can send electric power to client, can heating be provided again, oil field, field engineering, high and cold and water resources scarce area frequently can be widely used in.
Invent the technological scheme adopted as follows:
A kind of cogeneration of heat and power oil-electric engine group, comprise generator, internal-combustion engine is connected with described generator and drives electrical power generators, described internal-combustion engine is communicated with the suction port of heat-collection silencer for internal combustion engine by heat-collection silencer for internal combustion engine suction tude, and described internal-combustion engine is also communicated with heat-collection silencer for internal combustion engine bypass suction port by heat-collection silencer for internal combustion engine bypass suction tude; The Heating medium of described heat-collection silencer for internal combustion engine is connected with one end of Heating medium pipe, and the other end of described Heating medium pipe connects the import A of heat load heat exchanger; The heating agent outlet of described heat-collection silencer for internal combustion engine is connected with one end of the first heating agent outer pipe, the other end of described first heating agent outer pipe connects one end of the second heating agent outer pipe, and the described the other end of the second heating agent outer pipe is connected with the outlet B of heat load heat exchanger;
Also arrange expansion drum in the top of described heat-collection silencer for internal combustion engine, one end of expansion tube is communicated with described expansion drum, and the other end of described expansion tube is communicated with Heating medium pipe; Described expansion drum is also communicated with one end of spill pipe and heating agent discharge pipe respectively, the other end of described spill pipe and heating agent discharge pipe is all communicated with heating agent case, described heating agent case is arranged in the below of heat-collection silencer for internal combustion engine, described heating agent case supplements pipe by heating agent and is communicated with the top of expansion drum, also connects heating agent case heating agent discharge pipe at the afterbody of described heating agent case.
Its further technological scheme is:
The concrete structure of described heat-collection silencer for internal combustion engine is as follows:
Comprise cylindrical shell, the lower end of cylindrical shell and upper end have suction port and air outlet respectively, and described air outlet is communicated with heat-collection silencer for internal combustion engine outlet pipe;
There is the one-stage expansion room being placed in cylindrical shell bottom and communicating with suction port, be placed in the compound expansion room that communicate adjacent with one-stage expansion room in cylindrical shell, be placed in three grade expansion chambers communicating adjacent with compound expansion room in cylindrical shell, be placed in upper strata in cylindrical shell and adjacently with three grades of expansion chambers communicate and be provided with the quadruple expansion room of air outlet, described expansion chamber is divided into by dividing plate; Described one-stage expansion room and compound expansion indoor are equipped with heating agent coil pipe circle, described heating agent coil pipe circle respectively with Heating medium and heating agent outlet, described heating agent coil pipe circle center arranges perforation intubate, and thermal insulation layer is established in described one-stage expansion room and compound expansion outdoor; Described three grades of expansion chambers and quadruple expansion indoor arrange sound insulation intubate;
Described dividing plate has hole, and the perforate in adjacent separator is arranged in dislocation;
Fin is provided with in the pipeline of described heating agent coil pipe circle;
Described three grades of expansion chambers can set up bypass suction port;
In described heat-collection silencer for internal combustion engine suction tude, heat-collection silencer for internal combustion engine air inlet electromagnetic valve is set, in described heat-collection silencer for internal combustion engine bypass suction tude, heat-collection silencer for internal combustion engine bypass air inlet electromagnetic valve is set, heating agent case heating agent discharge pipe valve is also set on heating agent case heating agent discharge pipe, expansion drum heating agent discharge pipe valve is also set on expansion drum heating agent discharge pipe, heating agent loop discharge pipe valve is also set on heating agent loop discharge pipe; Heat medium circulation pump is set on Heating medium pipe, supplements on pipe in heating agent and heating agent transfer pump is also set;
Between described first heating agent outer pipe and the second heating agent outer pipe, heating agent bypass solenoid valve is also set; One end that import and the emergent air-cooled heat exchanger heating agent of described heating agent bypass solenoid valve enter pipe is communicated with, and the Heating medium b of the other end and emergent air-cooled heat exchanger that described emergent air-cooled heat exchanger heating agent enters pipe is communicated with; Described heating agent bypass solenoid valve outlet is communicated with the one end of air-cooled heat exchanger heating agent discharge tube of meeting an urgent need, and the described emergent the other end of air-cooled heat exchanger heating agent discharge tube exports a with the heating agent of emergent air-cooled heat exchanger and is communicated with;
Enter in described emergent air-cooled heat exchanger heating agent and pipe arranges emergent air-cooled heat exchanger heating agent enter solenoid valve, emergent air-cooled heat exchanger heating agent is set on described emergent air-cooled heat exchanger heating agent discharge tube and discharges solenoid valve;
By internal-combustion engine, generator, heat-collection silencer for internal combustion engine, heat-collection silencer for internal combustion engine air inlet electromagnetic valve, heat-collection silencer for internal combustion engine bypass air inlet electromagnetic valve, heat-collection silencer for internal combustion engine suction tude, heat-collection silencer for internal combustion engine bypass suction tude, heat-collection silencer for internal combustion engine outlet pipe, heat medium circulation pump, Heating medium pipe, first heating agent outer pipe, second heating agent outer pipe, heating agent bypass solenoid valve, emergent air-cooled heat exchanger heating agent enters solenoid valve, emergent air-cooled heat exchanger heating agent discharges solenoid valve, emergent air-cooled heat exchanger heating agent enters pipe, emergent air-cooled heat exchanger heating agent discharge tube, emergent air-cooled heat exchanger, expansion drum, expansion tube, supplement pipe, heating agent transfer pump, spill pipe, heating agent case, heating agent loop discharge pipe valve, heating agent loop discharge pipe, expansion drum heating agent discharge pipe valve, expansion drum heating agent discharge pipe, heating agent case heating agent discharge pipe valve, the overall structure of heating agent case heating agent discharge pipe composition is all integrated in container type silent case.
The beneficial effect of the invention is as follows:
(1) delicate structure of the present invention, overall structure of the present invention is all integrated in a standard-sized container type silent case, it has the good advantage of mobility, and the present invention can be widely used in oil field, field engineering, the high and cold and poor scarce area of water resources.
(2) adopt that conduction oil is heating agent, that heat recovery carrier is integrated with baffler heat-collection silencer for internal combustion engine, structure is simple, compact; Internal combustion engine tail gas discharge excellent noise reduction effect, than same size single silencing apparatus noise reduction raising 5-10 decibel; The thermal source of temperature > 200 DEG C, pressure < 0.35Mpa can be provided, heating strong adaptability simultaneously; If tail gas bypass discharge structure, be convenient to heat energy output quantity and control.
(3) the present invention is arranged in series emergent air-cooled heat exchanger on heating agent outer pipe, and this emergent air-cooled heat exchanger can regulate heating amount accurately, rapidly.
(4) the present invention is by arranging heating agent case, expansion drum, heating agent discharge pipe, its have heating agent storage, supplement, discharge and heating agent pipeline cleaning systems function.
Accompanying drawing explanation
Fig. 1 is the structural representation of invention.
Fig. 2 is the structural representation of heat-collection silencer for internal combustion engine in invention.
Wherein: 1, internal-combustion engine; 2, generator; 3, heat-collection silencer for internal combustion engine; 301, cylindrical shell; 302, air outlet; 303, three grades of expansion chambers; 304, Heating medium; 305, thermal insulation layer; 306, heating agent coil pipe circle; 307, heating agent outlet; 308, perforation intubate; 309, suction port; 310, one-stage expansion room; 311, dividing plate; 312, compound expansion room; 313, bypass suction port; 314, quadruple expansion room; 315, sound insulation intubate; 4, heat-collection silencer for internal combustion engine air inlet electromagnetic valve; 5, heat-collection silencer for internal combustion engine bypass air inlet electromagnetic valve; 6, heat-collection silencer for internal combustion engine suction tude; 7, heat-collection silencer for internal combustion engine bypass suction tude; 8, heat-collection silencer for internal combustion engine outlet pipe; 9, heat medium circulation pump; 10, Heating medium pipe; 11, the first heating agent outer pipe; 12, the second heating agent outer pipe; 13, heating agent bypass solenoid valve; 14, emergent air-cooled heat exchanger heating agent enters solenoid valve; 15, emergent air-cooled heat exchanger heating agent discharges solenoid valve; 16, emergent air-cooled heat exchanger heating agent enters pipe; 17, emergent air-cooled heat exchanger heating agent discharge tube; 18, emergent air-cooled heat exchanger; 19, expansion drum; 20, expansion tube; 21, heating agent transfer pump; 22, pipe is supplemented; 23, spill pipe; 24, heating agent case; 25, heating agent loop discharge pipe valve; 26, heating agent loop discharge pipe; 27, expansion drum heating agent discharge pipe valve; 28, expansion drum heating agent discharge pipe; 29, heating agent case heating agent discharge pipe valve; 30, heating agent case heating agent discharge pipe; 31, heat load heat exchanger.
Below in conjunction with accompanying drawing, the embodiment of invention is described.
As shown in Figure 1, cogeneration of heat and power oil-electric engine group comprises generator 2, and internal-combustion engine 1 is connected with generator 2 and drives generator 2 to generate electricity, and sends electric power by generator 2 to client.As shown in Figure 1, at the upper lifting heat-collection silencer for internal combustion engine 3 of internal-combustion engine 1, this heat-collection silencer for internal combustion engine 3 aly using waste heat from tail gas is utilized and encloses gas and discharge noise reduction set in heat-collection silencer integrally.Above-mentioned internal-combustion engine 1 is communicated with the suction port 309 of heat-collection silencer for internal combustion engine 3 by heat-collection silencer for internal combustion engine suction tude 6, and internal-combustion engine 1 is also communicated with the bypass suction port 313 of heat-collection silencer for internal combustion engine 3 by heat-collection silencer for internal combustion engine bypass suction tude 7; The Heating medium 304 of heat-collection silencer for internal combustion engine 3 is connected with one end of Heating medium pipe 10, and the other end of Heating medium pipe 10 connects the import A of heat load heat exchanger 31; The heating agent outlet 307 of heat-collection silencer for internal combustion engine 3 is connected with one end of the first heating agent outer pipe 11, the other end of the first heating agent outer pipe 11 connects one end of the second heating agent outer pipe 12, and the other end of the second heating agent outer pipe 12 is connected with the outlet B of heat load heat exchanger 31; First heating agent outer pipe 11 also to be contacted heating agent loop discharge pipe 26; Heating medium pipe 10, first heating agent outer pipe 11, second heating agent outer pipe 12 is communicated with formation unit heat medium pipe road.
As shown in Figure 2, the concrete structure of heat-collection silencer for internal combustion engine 3 is as follows: comprise cylindrical shell 301, and the lower end of cylindrical shell 301 and upper end have suction port 309 and air outlet 302 respectively, and air outlet 302 is communicated with heat-collection silencer for internal combustion engine outlet pipe 8.There is the one-stage expansion room 310 being placed in cylindrical shell 301 bottom and communicating with suction port 309, be placed in the compound expansion room 312 that communicate adjacent with one-stage expansion room 310 in cylindrical shell 301, be placed in three grade expansion chambers 303 communicating adjacent with compound expansion room 312 in cylindrical shell 301, be placed in upper strata in cylindrical shell 301 and adjacently with three grades of expansion chambers 303 communicate and be provided with the quadruple expansion room 314 of air outlet 302, expansion chamber is divided into by dividing plate 311; One-stage expansion room 310 and compound expansion room 312 are built-in with heating agent coil pipe circle 306, heating agent coil pipe circle 306 exports 307 with Heating medium 304 and heating agent respectively and is communicated with, heating agent coil pipe circle 306 center arranges perforation intubate 308, one-stage expansion room 310 and compound expansion room 312 peripheral hardware thermal insulation layer 305; Arrange sound insulation intubate 315 in three grades of expansion chambers 303 and quadruple expansion room 314, above-mentioned three grades of expansion chambers 303 can set up bypass suction port 313.Dividing plate 311 has hole, and the perforate in adjacent separator 311 is arranged in dislocation.Fin is provided with in the pipeline of heating agent coil pipe circle 306.
By internal-combustion engine 1, generator 2, heat-collection silencer for internal combustion engine 3, heat-collection silencer for internal combustion engine air inlet electromagnetic valve 4, heat-collection silencer for internal combustion engine bypass air inlet electromagnetic valve 5, heat-collection silencer for internal combustion engine suction tude 6, heat-collection silencer for internal combustion engine bypass suction tude 7, heat-collection silencer for internal combustion engine outlet pipe 8, heat medium circulation pump 9, Heating medium pipe 10, first heating agent outer pipe 11, second heating agent outer pipe 12, heating agent bypass solenoid valve 13, emergent air-cooled heat exchanger heating agent enters solenoid valve 14, emergent air-cooled heat exchanger heating agent discharges solenoid valve 15, emergent air-cooled heat exchanger heating agent enters pipe 16, emergent air-cooled heat exchanger heating agent discharge tube 17, emergent air-cooled heat exchanger 18, expansion drum 19, expansion tube 20, supplement pipe 21, heating agent transfer pump 22, spill pipe 23, heating agent case 24, heating agent loop discharge pipe valve 25, heating agent loop discharge pipe 26, expansion drum heating agent discharge pipe valve 27, expansion drum heating agent discharge pipe 28, heating agent case heating agent discharge pipe valve 29, the overall structure of heating agent case heating agent discharge pipe 30 composition is all integrated in container type silent case.
As shown in Figure 1, also arrange expansion drum 19 in the top of above-mentioned heat-collection silencer for internal combustion engine 3, one end of expansion tube 20 is communicated with expansion drum 19, and the other end of expansion tube 20 is communicated with Heating medium pipe 10; Expansion drum 19 is also communicated with one end of spill pipe 23 and heating agent discharge pipe 28 respectively, the other end of spill pipe 23 and heating agent discharge pipe 28 is all communicated with heating agent case 24, heating agent case 24 is arranged in the below of heat-collection silencer for internal combustion engine 3, heating agent case 24 supplements pipe 22 by heating agent and is communicated with the top of expansion drum 19, also connects heating agent case heating agent discharge pipe 30 at the afterbody of heating agent case 24.Above-mentioned heat-collection silencer for internal combustion engine suction tude 6 arranges heat-collection silencer for internal combustion engine air inlet electromagnetic valve 4, heat-collection silencer for internal combustion engine bypass air inlet electromagnetic valve 5 is set in heat-collection silencer for internal combustion engine bypass suction tude 7, heating agent case heating agent discharge pipe valve 29 is also set on heating agent case heating agent discharge pipe 30, expansion drum heating agent discharge pipe valve 27 is also set on expansion drum heating agent discharge pipe 28, heating agent loop discharge pipe valve 25 is also set on heating agent loop discharge pipe 26; Heat medium circulation pump 9 is set on Heating medium pipe 10, supplements on pipe 22 in heating agent and heating agent transfer pump 21 is also set.
As shown in Figure 1, heating agent bypass solenoid valve 13 is also set between the first heating agent outer pipe 11 and the second heating agent outer pipe 12; One end that import and the emergent air-cooled heat exchanger heating agent of heating agent bypass solenoid valve 13 enter pipe 16 is communicated with, and the other end that emergent air-cooled heat exchanger heating agent enters pipe 16 is communicated with the Heating medium b of emergent air-cooled heat exchanger 18; Heating agent bypass solenoid valve 13 outlet is communicated with one end of emergent air-cooled heat exchanger heating agent discharge tube 17, and the other end of emergent air-cooled heat exchanger heating agent discharge tube 17 exports a with the heating agent of emergent air-cooled heat exchanger 18 and is communicated with.Enter in above-mentioned emergent air-cooled heat exchanger heating agent and pipe 16 arranges emergent air-cooled heat exchanger heating agent enter solenoid valve 14, emergent air-cooled heat exchanger heating agent is set on emergent air-cooled heat exchanger heating agent discharge tube 17 and discharges solenoid valve 15.
As shown in Figure 1, by internal-combustion engine 1, generator 2, heat-collection silencer for internal combustion engine 3, heat-collection silencer for internal combustion engine air inlet electromagnetic valve 4, heat-collection silencer for internal combustion engine bypass air inlet electromagnetic valve 5, heat-collection silencer for internal combustion engine suction tude 6, heat-collection silencer for internal combustion engine bypass suction tude 7, heat-collection silencer for internal combustion engine outlet pipe 8, heat medium circulation pump 9, Heating medium pipe 10, first heating agent outer pipe 11, second heating agent outer pipe 12, heating agent bypass solenoid valve 13, emergent air-cooled heat exchanger heating agent enters solenoid valve 14, emergent air-cooled heat exchanger heating agent discharges solenoid valve 15, emergent air-cooled heat exchanger heating agent enters pipe 16, emergent air-cooled heat exchanger heating agent discharge tube 17, emergent air-cooled heat exchanger 18, expansion drum 19, expansion tube 20, supplement pipe 21, heating agent transfer pump 22, spill pipe 23, heating agent case 24, heating agent loop discharge pipe valve 25, heating agent loop discharge pipe 26, expansion drum heating agent discharge pipe valve 27, expansion drum heating agent discharge pipe 28, heating agent case heating agent discharge pipe valve 29, the overall structure of heating agent case heating agent discharge pipe 30 composition is all integrated in container type silent case.
Concrete heating working procedure of the present invention is as follows:
As shown in Figure 1 and Figure 2, cogeneration of heat and power oil-electric engine group heating reservoir of the present invention comes from internal-combustion engine 1 using waste heat from tail gas, the tail gas of internal-combustion engine 1 enters in cylinder behind one-stage expansion room 310 by heat-collection silencer for internal combustion engine suction tude 6, suction port 309, constantly reflects, spreads, cushions, interferes, shrinks.Wherein a part of gas a directly washes away heating agent coil pipe circle 306, after sufficiently cooled, its volume flowrate sharply declines, another part gas b enters in perforation intubate 308, because perforation intubate 308 inner and outer air pressure is different, portion gas c goes out from wall perforation spray, interfere with gas a in one-stage expansion room 310, mixed flow enters compound expansion room 312 after becoming gas d, again carry out heat exchange with the heating agent in compound expansion room 312, gas b remaining part enters compound expansion room 312 from the wall perforation spray of perforation intubate 308, interfere with gas d, mixed flow enters three grades of expansion chambers 303 after becoming gas e, each road gas continues reflection in compound expansion room 312, diffusion, buffering, interfere, shrink.Due to the cooling effect of heating agent coil pipe circle 306, significantly improve the expansion ratio of tail gas in one-stage expansion room 310 and compound expansion room 312, add resistance noise reduction, increase perforation intubate 308 inner and outer air pressure poor simultaneously, enhance wall perforation spray energy, improve the effect of wall perforation spray noise reduction, and form the gas of multichannel different-energy, cause continuous interference, mixed flow, noise reduction is significantly improved than single silencing apparatus.As one-stage expansion room 310 and the compound expansion room 312 of thermal-arrest effect, due to the perforate of dividing plate 311 and the effect of formation multipath gas, tail gas passes through constantly reflection, diffusion, cushions, and its waste heat is fully absorbed by heating agent.Heating agent coil pipe circle 306 is made spiral form, longitudinal spiral is arranged in one-stage expansion room 310 and compound expansion room 312, fin is provided with in the pipeline of heating agent coil pipe circle pipeloop 306, expand the heat exchange area of tube side to greatest extent and extend heat exchange stroke, improve Heat-collecting effect, at one-stage expansion room 310 and compound expansion room 312 peripheral hardware thermal insulation layer 305, prevent the loss of using waste heat from tail gas.Circular hole on adjacent dividing plate 311 is arranged in dislocation, to increase volume reflection, improves noise reduction.After gas e flows through three grades of expansion chambers 303, constantly reflect in three grades of expansion chambers 303, spread, cushion, interfere, shrink, then quadruple expansion room 314 is entered by sound insulation intubate 315, through secondary buffer, the diffusion of three grades of expansion chambers 303 and quadruple expansion room 314, and constantly reflect, outflow air outlet 302 and heat-collection silencer for internal combustion engine outlet pipe 8 are expelled to outside unit, and the amount of making an uproar is further improved.Described internal-combustion engine 1 is also communicated with the bypass suction port 313 of heat-collection silencer for internal combustion engine 3 by heat-collection silencer for internal combustion engine bypass suction tude 7, after internal-combustion engine 1 tail gas f enters three grades of expansion chambers 303, continuous reflection, diffusion, buffering, interfere with gas e, quadruple expansion room 314 is entered by sound insulation intubate 315 after mixed flow becomes gas g, gas continues buffering in quadruple expansion room 314, diffusion, and constantly reflect, it does not exchange with heating agent, flow out air outlet 302, now noise is weakened to greatest extent, finally be communicated with heat-collection silencer for internal combustion engine outlet pipe 8 by air outlet 302 to be expelled to outside unit.
As shown in Figure 1 and Figure 2, cogeneration of heat and power oil-electric engine group heating agent circulation loop of the present invention is made up of such as lower component successively: the heating agent coil pipe circle 306 in heat-collection silencer for internal combustion engine 3, heat medium circulation pump 9, Heating medium pipe 10, first heating agent outer pipe 11, emergent air-cooled heat exchanger heating agent enter solenoid valve 14, emergent air-cooled heat exchanger heating agent discharges solenoid valve 15, emergent air-cooled heat exchanger heating agent enters pipe 16 (or heating agent bypass solenoid valve 13), emergent air-cooled heat exchanger heating agent discharge tube 17, emergent air-cooled heat exchanger 18, heat load heat exchanger 31.Heating agent coil pipe circle 306 heat extraction matchmaker in above-mentioned heat medium circulation pump 9 internal combustion engine heat-collection silencer 3.
When the heat needed for user's heat load heat exchanger 31 reduces, for preventing the too high generation carbon deposit of heat medium temperature or high-temp combustion, close until full cut-off heat-collection silencer for internal combustion engine air inlet electromagnetic valve 4 gradually, open until standard-sized sheet heat-collection silencer for internal combustion engine bypass air inlet electromagnetic valve 5 gradually simultaneously, the tail gas part of internal-combustion engine 1 is until all by heat-collection silencer for internal combustion engine bypass suction tude 7, the bypass suction port 313 of heat-collection silencer for internal combustion engine 3 flows into three grades of expansion chambers 303 of heat-collection silencer for internal combustion engine 3, not with heating agent heat exchange, directly being communicated with heat-collection silencer for internal combustion engine outlet pipe 8 by air outlet 302 is expelled to outside unit, reduce the heating amount of unit.More accurate, the measure of rapid adjustment heating amount is closed until full cut-off heating agent bypass solenoid valve 13 gradually, opening the air-cooled heat exchanger heating agent until standard-sized sheet is met an urgent need gradually enters solenoid valve 14 simultaneously, emergent air-cooled heat exchanger heating agent discharges solenoid valve 15, heat load heat exchanger 31 amount making the heating agent of discharging from heat-collection silencer for internal combustion engine 3 flow into user after emergent air-cooled heat exchanger 18 is air-cooled increases gradually until maximum, heat load heat exchanger 31 amount that the heating agent of simultaneously discharging from heat-collection silencer for internal combustion engine 3 flows directly into user by heating agent bypass solenoid valve 13 reduces gradually until be zero.The heating amount that unit heating agent exports in the process reduces, and heating agent mean temperature remains in safety range.
When the heat needed for user's request heat load heat exchanger 31 increases, close until full cut-off heat-collection silencer for internal combustion engine bypass air inlet electromagnetic valve 5 gradually, open heat-collection silencer for internal combustion engine air inlet electromagnetic valve 4 gradually, three grades of expansion chamber 303 amounts making the tail gas of internal-combustion engine 1 flow into heat-collection silencer for internal combustion engine 3 by the bypass suction port 313 of heat-collection silencer for internal combustion engine bypass suction tude 7, heat-collection silencer for internal combustion engine 3 reduce gradually until be zero simultaneously.More accurate, the measure of rapid adjustment heating amount is opened until standard-sized sheet heating agent bypass solenoid valve 13 gradually, close that air-cooled heat exchanger heating agent enters solenoid valve 14 until full cut-off is met an urgent need gradually simultaneously, emergent air-cooled heat exchanger heating agent discharges solenoid valve 15, heat load heat exchanger 31 amount making the heating agent of discharging from heat-collection silencer for internal combustion engine 3 flow into user after emergent air-cooled heat exchanger 18 is air-cooled reduces until be zero gradually, heat load heat exchanger 31 amount that the heating agent of simultaneously discharging from heat-collection silencer for internal combustion engine 3 flows directly into user by heating agent bypass solenoid valve 13 increases gradually until maximum.The heating amount that unit heating agent exports in the process increases, and heating agent mean temperature remains in safety range.
When compressor emergency shutdown; full cut-off heat-collection silencer for internal combustion engine air inlet electromagnetic valve 4; standard-sized sheet heat-collection silencer for internal combustion engine bypass air inlet electromagnetic valve 5; standard-sized sheet is met an urgent need, and air-cooled heat exchanger heating agent enters solenoid valve 14, full cut-off heating agent bypass solenoid valve 13, air-cooled heat exchanger heating agent of meeting an urgent need discharges solenoid valve 15; in heating agent circulation loop, heat medium temperature declines rapidly, and the hot blast gone out by emergent air-cooled heat exchanger heat exchange is discharged unit.
As shown in Figure 1, in heating agent circulation loop, heating agent can produce gas after being heated, thus rising fluid pressure, gas mixture by expansion tube 20 discharged to expansion drum 19 pressure release, when in expansion drum 19, heating agent liquid level rises on flow-off, heating agent flows back to heating agent case 24 from spill pipe 23, until heating agent liquid level is down under flow-off.When heating agent in heating agent circulation loop reduces, then in expansion drum 19, heating agent flows into heating agent circulation loop by expansion tube 20.When heating agent liquid level in expansion drum 19 is down to minimum liquid level point, then open heating agent transfer pump 21, in expansion drum 19, supplement heating agent until the highest liquid level point by heating agent case 24 by heating agent transfer pump 21.
As shown in Figure 1, when heating agent circulation loop need change oil or clean and maintenance time, as follows implement:
The first step: manual unlocking heating agent loop discharge pipe valve 25, heating agent in heating agent loop is emptying outside unit by heating agent loop discharge pipe 26, manual unlocking expansion drum heating agent discharge pipe valve 27, heating agent in expansion drum is emptying to heating agent case 24 by expansion drum heating agent discharge pipe 28, and manual unlocking heating agent case heating agent discharge pipe valve 29, the heating agent in heating agent case 24 is emptying outside unit by heating agent case heating agent discharge pipe 30.
Second step: manual-lock heating agent loop discharge pipe valve 25, manual-lock expansion drum heating agent discharge pipe valve 27, manual-lock heating agent case heating agent discharge pipe valve 29.
3rd step: add cleaning solution in heating agent case 24, injects cleaning solution by heating agent transfer pump 21 in expansion drum 19, and the cleaning solution in expansion drum flows into heating agent circulation loop by expansion tube 20.
4th step: start heat medium circulation pump 9, cleaning solution circulates cleaning tube wall in heating agent loop.
5th step: manual unlocking heating agent loop discharge pipe valve 25, cleaning solution in heating agent loop is emptying outside unit by heating agent loop discharge pipe 26, manual unlocking expansion drum heating agent discharge pipe valve 27, cleaning solution in expansion drum is emptying to heating agent case 24 by expansion drum heating agent discharge pipe 28, and manual unlocking heating agent case heating agent discharge pipe valve 29, the cleaning solution in heating agent case 24 is emptying outside unit by heating agent case heating agent discharge pipe 30.
Repeat second step: manual-lock heating agent loop discharge pipe valve 25, manual-lock expansion drum heating agent discharge pipe valve 27, manual-lock heating agent discharge heating agent case heating agent discharge pipe valve 29.
6th step: add heating agent in heating agent case 24, injects cleaning solution by heating agent transfer pump 21 in expansion drum 19, and the heating agent in expansion drum flows into heating agent circulation loop by expansion tube 20.
In the present invention, heat load heat exchanger 31 can be changed according to the difference of client's user demand.
More than description is the explanation to invention, is not the restriction to invention, and invention limited range is see claim, and when without prejudice to the basic structure of inventing, invention can do any type of amendment.
Claims (9)
1. cogeneration of heat and power oil-electric engine group, comprise generator (2), internal-combustion engine (1) is connected with described generator (2) and drives generator (2) to generate electricity, it is characterized in that: described internal-combustion engine (1) is communicated with the suction port (309) of heat-collection silencer for internal combustion engine (3) by heat-collection silencer for internal combustion engine suction tude (6), described internal-combustion engine (1) is also communicated with heat-collection silencer for internal combustion engine bypass suction port (313) by heat-collection silencer for internal combustion engine bypass suction tude (7); The Heating medium (304) of described heat-collection silencer for internal combustion engine (3) is connected with one end of Heating medium pipe (10), and the other end of described Heating medium pipe (10) connects the import A of heat load heat exchanger (31); Heating agent outlet (307) of described heat-collection silencer for internal combustion engine (3) is connected with one end of the first heating agent outer pipe (11), the other end of described first heating agent outer pipe (11) connects one end of the second heating agent outer pipe (12), and the other end of described second heating agent outer pipe (12) is connected with the outlet B of heat load heat exchanger (31);
Expansion drum (19) is also arranged in the top of described heat-collection silencer for internal combustion engine (3), one end of expansion tube (20) is communicated with described expansion drum (19), and the other end of described expansion tube (20) is communicated with Heating medium pipe (10); Described expansion drum (19) is also communicated with one end of spill pipe (23) and heating agent discharge pipe (28) respectively, the other end of described spill pipe (23) and heating agent discharge pipe (28) is all communicated with heating agent case (24), described heating agent case (24) is arranged in the below of heat-collection silencer for internal combustion engine (3), described heating agent case (24) is supplemented pipe (22) by heating agent and is communicated with the top of expansion drum (19), also connects heating agent case heating agent discharge pipe (30) at the afterbody of described heating agent case (24).
2. cogeneration of heat and power oil-electric engine group as claimed in claim 1, is characterized in that: the concrete structure of described heat-collection silencer for internal combustion engine is as follows:
Comprise cylindrical shell (301), the lower end of cylindrical shell (301) and upper end have suction port (309) and air outlet (302) respectively, and described air outlet (302) are communicated with heat-collection silencer for internal combustion engine outlet pipe (8);
There is the one-stage expansion room (310) being placed in cylindrical shell (301) bottom and communicating with suction port (309), be placed in the compound expansion room (312) that communicate adjacent with one-stage expansion room (310) in cylindrical shell (301), be placed in three grade expansion chambers (303) communicating adjacent with compound expansion room (312) in cylindrical shell (301), be placed in cylindrical shell (301) interior upper strata and adjacently with three grades of expansion chambers (303) communicate and be provided with the quadruple expansion room (314) of air outlet (302), described expansion chamber is divided into by dividing plate (311); Described one-stage expansion room (310) and compound expansion room (312) are built-in with heating agent coil pipe circle (306), described heating agent coil pipe circle (306) exports (307) with Heating medium (304) and heating agent respectively and is communicated with, described heating agent coil pipe circle (306) center arranges perforation intubate (308), described one-stage expansion room (310) and compound expansion room (312) peripheral hardware thermal insulation layer (305); In described three grades of expansion chambers (303) and quadruple expansion room (314), sound insulation intubate (315) is set.
3. cogeneration of heat and power oil-electric engine group as claimed in claim 2, is characterized in that: (311) have hole with described dividing plate, and the perforate in adjacent separator (311) is arranged in dislocation.
4. cogeneration of heat and power oil-electric engine group as claimed in claim 2, is characterized in that: be provided with fin in the pipeline of described heating agent coil pipe circle (306).
5. cogeneration of heat and power oil-electric engine group as claimed in claim 2, is characterized in that: described three grades of expansion chambers (303) can set up bypass suction port (313).
6. cogeneration of heat and power oil-electric engine group as claimed in claim 1, it is characterized in that: on described heat-collection silencer for internal combustion engine suction tude (6), heat-collection silencer for internal combustion engine air inlet electromagnetic valve (4) is set, on described heat-collection silencer for internal combustion engine bypass suction tude (7), heat-collection silencer for internal combustion engine bypass air inlet electromagnetic valve (5) is set, heating agent case heating agent discharge pipe valve (29) is also set on heating agent case heating agent discharge pipe (30), expansion drum heating agent discharge pipe valve (27) is also set on expansion drum heating agent discharge pipe (28), heating agent loop discharge pipe valve (25) is also set on heating agent loop discharge pipe (26), heat medium circulation pump (9) is set on Heating medium pipe (10), supplements on pipe (22) in heating agent and heating agent transfer pump (21) is also set.
7. cogeneration of heat and power oil-electric engine group as claimed in claim 1, is characterized in that: between described first heating agent outer pipe (11) and the second heating agent outer pipe (12), also arrange heating agent bypass solenoid valve (13); The import of described heating agent bypass solenoid valve (13) enters the one end of managing (16) with emergent air-cooled heat exchanger heating agent and is communicated with, and the other end that described emergent air-cooled heat exchanger heating agent enters pipe (16) is communicated with the Heating medium b of emergent air-cooled heat exchanger (18); Described heating agent bypass solenoid valve (13) outlet is communicated with one end of emergent air-cooled heat exchanger heating agent discharge tube (17), and the other end of described emergent air-cooled heat exchanger heating agent discharge tube (17) exports a with the heating agent of emergent air-cooled heat exchanger (18) and is communicated with.
8. cogeneration of heat and power oil-electric engine group as claimed in claim 7, it is characterized in that: enter in described emergent air-cooled heat exchanger heating agent and pipe (16) arranges emergent air-cooled heat exchanger heating agent enter solenoid valve (14), emergent air-cooled heat exchanger heating agent is set on described emergent air-cooled heat exchanger heating agent discharge tube (17) and discharges solenoid valve (15).
9. as claim 1 to 8 arbitrarily as described in cogeneration of heat and power oil-electric engine group, it is characterized in that: by internal-combustion engine (1), generator (2), heat-collection silencer for internal combustion engine (3), heat-collection silencer for internal combustion engine air inlet electromagnetic valve (4), heat-collection silencer for internal combustion engine bypass air inlet electromagnetic valve (5), heat-collection silencer for internal combustion engine suction tude (6), heat-collection silencer for internal combustion engine bypass suction tude (7), heat-collection silencer for internal combustion engine outlet pipe (8), heat medium circulation pump (9), Heating medium pipe (10), first heating agent outer pipe (11), second heating agent outer pipe (12), heating agent bypass solenoid valve (13), emergent air-cooled heat exchanger heating agent enters solenoid valve (14), emergent air-cooled heat exchanger heating agent discharges solenoid valve (15), emergent air-cooled heat exchanger heating agent enters pipe (16), emergent air-cooled heat exchanger heating agent discharge tube (17), emergent air-cooled heat exchanger (18), expansion drum (19), expansion tube (20), supplement pipe (21), heating agent transfer pump (22), spill pipe (23), heating agent case (24), heating agent loop discharge pipe valve (25), heating agent loop discharge pipe (26), expansion drum heating agent discharge pipe valve (27), expansion drum heating agent discharge pipe (28), heating agent case heating agent discharge pipe valve (29), the overall structure that heating agent case heating agent discharge pipe (30) forms all is integrated in container type silent case.
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| CN201510629401.8A CN105179078A (en) | 2015-09-28 | 2015-09-28 | Combined-heat-power-generation generator set for internal combustion engine |
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| CN201510629401.8A CN105179078A (en) | 2015-09-28 | 2015-09-28 | Combined-heat-power-generation generator set for internal combustion engine |
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Application publication date: 20151223 |