CN109555597A - Gas cogeneration unit - Google Patents
Gas cogeneration unit Download PDFInfo
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- CN109555597A CN109555597A CN201710888953.XA CN201710888953A CN109555597A CN 109555597 A CN109555597 A CN 109555597A CN 201710888953 A CN201710888953 A CN 201710888953A CN 109555597 A CN109555597 A CN 109555597A
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- Prior art keywords
- water
- heat exchanger
- generating set
- heat
- engine
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
- F02B63/044—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators the engine-generator unit being placed on a frame or in an housing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G5/00—Profiting from waste heat of combustion engines, not otherwise provided for
- F02G5/02—Profiting from waste heat of exhaust gases
- F02G5/04—Profiting from waste heat of exhaust gases in combination with other waste heat from combustion engines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P2007/146—Controlling of coolant flow the coolant being liquid using valves
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The present invention relates to a kind of gas cogeneration units, are related to internal combustion engine generator apparatus field.The technical solution mainly used are as follows: gas cogeneration unit comprising: chassis overhang, generating set, heat exchanger assembly and control device；Generating set is arranged on chassis overhang；Heat exchanger assembly includes flue gas heat-exchange unit and water water- to-water heat exchanger；Wherein, circulating part is provided in the ontology of flue gas heat-exchange unit, the ontology of flue gas heat-exchange unit and the smoke discharging pipe of generating set combustion chamber are exported and are connected, and the circulating part of flue gas heat-exchange unit is connect with the hot water circuit portion of water water- to-water heat exchanger, and the circulating chilled water portion of water water- to-water heat exchanger with outer water tube for connecting；Control device is connect with generating set, for controlling the power output of generating set production.Gas cogeneration unit provided by the invention, the utilization rate of the thermal energy after can be improved fuel gas buring further increase energy utilization rate.
Description
Technical field
The present invention relates to internal combustion engine generator apparatus fields, more particularly to a kind of gas cogeneration unit.
Background technique
Currently, common gas electricity generator be by by generated after fuel gas buring it is interior can be converted to mechanical energy, it is final to turn
Electrical energy transportation is melted into use to user.
But in the prior art gas electricity generator to fuel gas buring it is interior can utilization rate it is relatively low, wherein fuel gas buring
60%-70% energy be in the form of heat scatter and disappear, especially burn after high-temperature flue gas and engine cooling water take away
A large amount of heat causes the utilization rate of combustion gas resource very low, wastes mass energy, also results in user and is using fuel gas generation
Cost is high when machine, hinders the further genralrlization of gas electricity generator.
Summary of the invention
It is a primary object of the present invention to provide a kind of new structural gas cogeneration unit, skill to be solved
Art problem is the utilization rate for making it improve the thermal energy after fuel gas buring, and then improves energy utilization rate.
The object of the invention to solve the technical problems adopts the following technical solutions to realize.It proposes according to the present invention
A kind of gas cogeneration unit comprising:
Chassis overhang；
Generating set, the generating set are arranged on the chassis overhang；
Heat exchanger assembly, the heat exchanger assembly include flue gas heat-exchange unit and water water- to-water heat exchanger；
Wherein, be provided with circulating part in the ontology of the flue gas heat-exchange unit, the ontology of the flue gas heat-exchange unit with it is described
The smoke discharging pipe of generating set combustion chamber exports connection, the heat of the circulating part of the flue gas heat-exchange unit and the water water- to-water heat exchanger
Circulating part connection, the circulating chilled water portion of the water water- to-water heat exchanger with outer water tube for connecting；
Control device, the control device are connect with the generating set, for controlling the electricity of the generating set production
It can output.
The object of the invention to solve the technical problems also can be used following technical measures and further realize.
Preferably, gas cogeneration unit above-mentioned, wherein the circulating part of the flue gas heat-exchange unit and the hair
Engine cool circulating line first position connection in motor group, the hot water circuit portion of the water water- to-water heat exchanger starts with described
The second position of machine cooling cycle pipeline connects；
Wherein, the cooling water in the engine cool circulating line is followed by the first position and the second
It sets.
Preferably, gas cogeneration unit above-mentioned, further include: temperature sensor and electric T-shaped valve, the temperature
Degree sensor and electric T-shaped valve are connect with the control device；
Wherein, the temperature sensor is used to detect the temperature of cooling water in engine cool circulating line, will test number
According to sending the control device to；
The first interface and second interface of the electric T-shaped valve are connected to the engine cool circulating line first
It sets between the engine cool circulating line second position, the third interface of the electric T-shaped valve is connected to the second position
Later.
Preferably, gas cogeneration unit above-mentioned, wherein being provided with water on the outer wall of the exhaust pipe of the engine
Pipe sleeve is recycled, the water-circulating pipe set is connect with the engine cool circulating line.
Preferably, gas cogeneration unit above-mentioned, further include: quiet case, the chassis overhang, generating set
And heat exchanger assembly is contained in the quiet case, the control device is arranged on the quiet case outer wall.
Preferably, gas cogeneration unit above-mentioned, wherein the air inlet of the quiet case is arranged described mute
The upper side of the quiet case is arranged in the lower section of cabinet door-plate, the air outlet of the quiet case.
Preferably, gas cogeneration unit above-mentioned, further include: the mute box body of air draft, the mute box body of air draft
It is arranged at the air outlet of the quiet case.
Preferably, gas cogeneration unit above-mentioned, further include: smoke-discharging noise elimination device, the smoke-discharging noise elimination device and institute
State the outlet flue connection of flue gas heat-exchange unit ontology.
Preferably, gas cogeneration unit above-mentioned, further include: ternary catalyzing unit, the ternary catalyzing unit setting
On the smoke discharging pipe of the generating set combustion chamber, it is located at before the flue gas heat-exchange unit.
Preferably, gas cogeneration unit above-mentioned, further include: engine oil level maintains meter and make-up tank, described
Engine oil level maintains meter to connect with the make-up tank；
Wherein, the engine oil level maintains meter to be connected with the engine, and the make-up tank is arranged in the mute machine
Inside case, positioned at the top of the quiet case.
By above-mentioned technical proposal, gas cogeneration unit of the present invention is at least had the advantage that
In technical solution of the present invention, gas cogeneration unit includes generating set and heat exchanger assembly, generating set energy
It is enough produced electricl energy using the heat-driven generating set that combustion gas generates, can be used in the power supply of average family, can also use
Power supply in engineer operation；The combustion chamber smoke pipe outlet of generator assembly connects fume pipe hot gas simultaneously, which changes
Hot device can absorb heat entrained in flue gas, and be heated using recirculated water of the heat of absorption to its inside, make cigarette
Heat in gas is converted, then can be heated to external cold water by connecting water water- to-water heat exchanger, thus can be with
Hot water is directly exported, demand of the family to hot water is can satisfy, also can satisfy industrially when generating set is larger to hot water
Needs, and then realize the recycling of smoke heat energy, the heat utilization efficiency after effectively improving fuel gas buring；In addition, of the invention
Heat exchanger assembly is connect with the cooling cycle pipeline of the engine in generating set also, and then will be recycled in cooling cycle pipeline
The heat of water exchanges, and not only meets the demand of engine cool in this way, the heat recovery for also generating engine can
Heat utilization efficiency after further increasing fuel gas buring.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention
Fig. 1 is a kind of the first viewing angle constructions of gas cogeneration unit schematic diagram that one embodiment of the present of invention provides；
Fig. 2 is a kind of the second viewing angle constructions of gas cogeneration unit schematic diagram that one embodiment of the present of invention provides；
Fig. 3 is a kind of gas cogeneration unit third viewing angle constructions schematic diagram that one embodiment of the present of invention provides.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, to gas cogeneration unit proposed according to the present invention, specific embodiment, structure, feature
And its effect, detailed description is as follows.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily same
Embodiment.In addition, the special characteristic, structure or feature in one or more embodiments can any suitable form combination of oil.
As depicted in figs. 1 and 2, a kind of gas cogeneration unit that one embodiment of the present of invention proposes comprising: bottom
Disc carrier (not shown), generating set 1, heat exchanger assembly and control device 4；Generating set 1 is arranged in chassis overhang
On；Heat exchanger assembly includes flue gas heat-exchange unit 2 and water water- to-water heat exchanger 3；Wherein, water is provided in the ontology of flue gas heat-exchange unit 2 to follow
Ring portion, the ontology of flue gas heat-exchange unit 2 and the smoke discharging pipe of 1 combustion chamber of generating set are exported and are connected, the water circulation of flue gas heat-exchange unit 2
Portion is connect with the hot water circuit portion of water water- to-water heat exchanger 3, and the circulating chilled water portion of water water- to-water heat exchanger 3 with outer water tube for connecting；Control
Device 4 processed is connect with generating set 1, for controlling the power output of the production of generating set 1.
Specifically, the structure of chassis overhang can be set according to the structure and other component structure size of generating set
Fixed, the present invention is not specifically limited, but the bearing capacity of intensity that chassis overhang needs to have certain, preferably with steel, aluminium
Profile or magnesium alloy profiles manufacture；Generating set can select generating set commonly used in the prior art, mainly include combustion
Mechanism of qi and engine, the combustion gas of burning can be natural gas and be also possible to coal gas, and the power model of generating set can basis
It is specifically selected, such as low power generating set can be selected when family's use, when engineering or enterprise's use
Electricity generation unit can be selected, generating set is preferably disposed on the center of chassis overhang, to guarantee whole stabilization
Property；The unused thermal energy of generating set discharge is mainly recycled in the effect of heat exchanger assembly, and the flue gas in heat exchanger assembly changes
Hot device need be aqueous vapor heat exchange form, the circulating part for needing that there is the main body passed through for flue gas and circulation of supplying water, this
The main body of sample flue gas heat-exchange unit can connect in the smoke discharging pipe outlet of generating set combustion chamber, when the flue gas stream of fuel gas buring
Through that can heat the water in circulating part when flue gas heat-exchange unit, i.e. water in circulating part is by the heat recovery in flue gas；Heat
Water water- to-water heat exchanger in exchange component can be structure type commonly used in the prior art, and hot water circuit portion is used for circulating temperature
Higher water absorbs the recirculated water of heat in flue gas for circulating, circulating chilled water portion includes a water inlet and one
Water outlet, water inlet pipe is for connecting outer water tube, and after the cold water of outer water tube input enters water water- to-water heat exchanger, cold water can be with
Hot water circuit portion in water water- to-water heat exchanger carries out heat exchange, and then cold water is heated, and the water outlet in circulating chilled water portion can at this time
To export hot water, used for enterprise or user；In addition, for shining Jie recycled in right device in flue gas heat-exchange unit and water water
Matter can also be other liquid, such as pure water or anti-icing fluid etc.；Control device can be directly using mature in the prior art
Control device, be mainly used for by generating set produce electric energy to user export, and control output electric energy voltage and
Electric current, control device can also connect electrical storage device, the electric energy that generating set produces can be stored, or can basis
It is specific to need to set control program, and then generating set is controlled.
Further, the cabinet and supporting leg of model required for gas cogeneration unit can also be arranged, subtract idler wheel
Shake stabilizer blade or mounting bracket etc. facilitate the structure that it is used, and the present invention is without limitation.Further, it is also possible to by heat exchanger assembly with
The cooling cycle pipeline of the engine of generating set connects, and then the heat of the recirculated water in cooling cycle pipeline is also recycled benefit
It uses.
In technical solution of the present invention, gas cogeneration unit includes generating set and heat exchanger assembly, generating set energy
It is enough produced electricl energy using the heat-driven engine that combustion gas generates, can be used in the power supply of average family, can be used for
Power supply in engineer operation；The combustion chamber smoke pipe outlet of generator assembly connects fume pipe hot gas, the flue gas heat exchange simultaneously
Device can absorb heat entrained in flue gas, and be heated using recirculated water of the heat of absorption to its inside, make flue gas
In heat converted, then by connect water water- to-water heat exchanger external cold water can be heated, thus can be straight
Output hot water is connect, demand of the family to hot water is can satisfy, also can satisfy industrially when generating set is larger to hot water
It needs, and then realizes the recycling of smoke heat energy, the heat utilization efficiency after effectively improving fuel gas buring；In addition, the present invention is also
Heat exchanger assembly is connect with the cooling cycle pipeline of the engine in generating set, and then by recirculated water in cooling cycle pipeline
Heat exchange, not only meet the demand of engine cool in this way, the heat recovery for also generating engine, Neng Goujin
One step improves the heat utilization efficiency after fuel gas buring.
As depicted in figs. 1 and 2, in specific implementation, wherein in the circulating part of flue gas heat-exchange unit 2 and generating set 1
The connection of engine cool circulating line first position, the hot water circuit portion of water water- to-water heat exchanger 3 and engine cool circulating line
The second position connection；Wherein, the cooling water in engine cool circulating line is followed by first position and the second
It sets.
Specifically, since the engine in generating set needs to be cooled down using recirculated water at work, in recirculated water
During cooling engine, the heat from engine that recirculated water needs to be absorbed sheds, although being cooled down
Work, but a large amount of heat is wasted simultaneously, and the origin of these heats is all the heat of fuel gas buring, so by engine
Cooling cycle pipeline and flue gas heat-exchange unit circulating part connection after, by this whole circulating water flow through water water- to-water heat exchanger,
This can recovered flue gas heat simultaneously, recycle the heat of engine, can further reduce heat scatter and disappear, effectively mention
The thermal efficiency of generating set.
As depicted in figs. 1 and 2, further, the circulating part of flue gas heat-exchange unit 2, engine cooling cycle pipeline with
And the connection between the hot water circuit portion of water water- to-water heat exchanger 3, the arrangement that can refer to water circulating pipe in the prior art carry out
Connection, wherein the first position and the second position of engine cool circulating line, connect exactly on cooling cycle pipeline
Two points, and first position needs to be located at before the second position, i.e., recirculated water first flows through first position and then flows through the second position.
After above-mentioned connection, recirculated water can flow through the heat that flue gas heat-exchange unit 2 absorbs flue gas, can flow through engine and absorb hair
The heat of motivation, then by heat with flow through the cold water heat exchange in the circulating chilled water portion of water water- to-water heat exchanger 3, reach recycling heat
Export the purpose of hot water.
As depicted in figs. 1 and 2, in specific implementation, gas cogeneration unit provided by the invention, further includes: temperature
Degree sensor (not shown) and electric T-shaped valve 5, temperature sensor and electric T-shaped valve 5 are connect with control device 4；Its
In, temperature sensor is used to detect the temperature of cooling water in engine cool circulating line, will test data transmission and gives control dress
Set 4；The first interface and second interface of electric T-shaped valve 5 are connected to engine cool circulating line first position and engine is cold
But between the circulating line second position, the third interface of electric T-shaped valve 5 is connected to after the second position.
Specifically, the temperature of engine is lower due to the incipient stage started in generating set, normal power generation work is not achieved
The requirement of work, need to work on a period of time, improves the temperature of engine, that is, preheating, at this time if by engine
Heat converted away by water water- to-water heat exchanger, then to reach the normal power generation operation of engine, need the longer time, so
Electric T-shaped valve is set, by controlling the on-off of electric T-shaped valve, can control whether recirculated water flows through water water- to-water heat exchanger；Its
In, when the circulating water temperature in the engine cool circulating line of temperature sensor detection is lower than predetermined value, which can
To be set according to the running parameter of engine, then control device control electric T-shaped valve is closed second interface unlatching first and is connect
Mouth and third interface, make recirculated water be not passed through water water- to-water heat exchanger, and circulating water flow can be utilized and be changed from flue gas through flue gas heat-exchange unit
The heat that hot device absorbs makes engine temperature reach the requirement of power generation operation, control device can later to engine prewarming
It controls electric T-shaped valve and opens second interface, closing third interface makes circulating water flow through water water- to-water heat exchanger, makes to absorb flue gas heat
The circulating water flow of amount and heat of engine carries out the recovery operation of heat through water water- to-water heat exchanger.
In specific implementation, water-circulating pipe set, water-circulating pipe set are wherein provided on the outer wall of the exhaust pipe of engine
It is connect with the engine cool circulating line.
Specifically, the engine due to generating set can also discharge the flue gas with amount of heat at work, so
Water-circulating pipe set is set on the exhaust pipe of engine, and the water-circulating pipe is covered and is connected to the cooling cycle pipeline of engine, this
Sample can just make the heat of the flue gas of recirculated water absorption engine emission, further increase the recycling of heat, further increase combustion
The utilization rate of heat after gas burning.
As depicted in figs. 1 and 2, to sum up, recirculated water can flow through flue gas heat-exchange unit 2, generating set 1 engine, start
Machine exhaust pipe and water water- to-water heat exchanger 3, it is possible to which a water circulating pump 12 is set for driving the flowing of recirculated water, the circulation
Water pump 12 can be that engine is original to be also possible to add, to guarantee that recirculated water smoothly circulates in above-mentioned apparatus, in turn
By recirculated water by heat recovery, and pass through water water- to-water heat exchanger heat external cold water.
As shown in Figure 1-Figure 3, in specific implementation, gas cogeneration unit provided by the invention, further includes: mute
Cabinet 6, chassis overhang, generating set 1 and heat exchanger assembly are contained in quiet case 6, and control device 4 is arranged in mute machine
On 6 outer wall of case.
Specifically, since generating set can generate certain noise at work, so the present invention uses quiet case
The main working parts of gas cogeneration unit are installed, noise is reduced and leaks, avoid noise pollution environment, be applicable in the present invention
It is used in home interior, brings better usage experience to user.Simultaneously quiet case side wall on can also be arranged combustion gas into
The inlet and outlet of port and external cold water, gas inlet connect generating set, the import of external cold water for fuel gas pipeline
It is respectively used to connect with the circulating chilled water portion of water water- to-water heat exchanger with outlet
As shown in Figure 1-Figure 3, further, the lower section of 6 door-plate of quiet case is arranged in the air inlet 61 of quiet case 6,
The upper side of quiet case 6 is arranged in the air outlet 62 of quiet case 6.Air enters from the bottom of quiet case 6 in this way, and one
Divide the burning for participating in combustion gas, another part, which is flowed into from the bottom of quiet case 6 from the upper side of quiet case 6, to flow out, energy
The surface of generating set 1, flue gas heat-exchange unit 2, water water- to-water heat exchanger 3 and each circulation line is enough flowed through, and then will be in quiet case 6
The heat in portion is taken away, and maintains the temperature inside quiet case 6 constant, guarantees each workpiece work under normal temperature environment
Make.
Production when as depicted in figs. 1 and 2, further, in order to preferably eliminate gas cogeneration unit of the present invention work
The mute box body 7 of air draft can also be arranged in raw noise at the air outlet 62 of quiet case 6, and in 2 ontology of flue gas heat-exchange unit
Outlet flue at connect smoke-discharging noise elimination device 8, the prior art can be used directly in the mute box body 7 of the air draft and smoke-discharging noise elimination device 8
The quietness technology product of middle maturation.
As depicted in figs. 1 and 2, in specific implementation, gas cogeneration unit provided by the invention, further includes: three
First catalyst converter 9, ternary catalyzing unit 9 are arranged on the smoke discharging pipe of 1 combustion chamber of generating set, are located at before flue gas heat-exchange unit 2.
Specifically, can in order to reduce the pollution to air since some poisonous and hazardous gases can be generated after fuel gas buring
It to connect ternary catalyzing unit on the smoke discharging pipe of generating set, converts it by toxic and harmful gas, is then discharged out and keeps away
Exempt to pollute environment.
As depicted in figs. 1 and 2, in specific implementation, gas cogeneration unit provided by the invention, further includes: machine
Oil liquid position maintains meter 10 and make-up tank 11, and engine oil level maintains meter 10 to connect with make-up tank 11；Wherein, engine oil level maintains
Meter 10 is connect with engine, and make-up tank 11 is arranged inside quiet case 6, above the 6 of quiet case.
Specifically, reducing engine motor oil supply to enable the long-acting stable work of the engine in generating set
Number adds make-up tank, installs machine oil inside make-up tank, engine oil level maintenance can be directly injected by the effect of gravity
In meter, engine oil level maintains meter be connected to the gear-box of engine, and when engine lacks machine oil, engine oil level maintenance is counted can be with
It turns on the switch, machine oil eventually enters into engine under gravity, supplements the machine oil of engine.
As depicted in figs. 1 and 2, in specific implementation, in order to make gas cogeneration set structure provided by the invention
More rationally, more compact, whole volume is reduced, generating set 1 can be placed on chassis overhang, be located at quiet case
Among 6, close to the rear wall position of quiet case 6, ternary catalyzing unit 9, flue gas heat-exchange unit 2 and smoke-discharging noise elimination device 8 are set to hair
The front end of motor group 1 is located at the space of the top two sides of quiet case 6 close to the position of 6 door body of quiet case, is laid out in this way
Design keeps smoke discharging pipe distance most short, so that generator is reduced, 1 smoke evacuation back pressure loss, and while engine can be made full use of
Upper front end space make integral layout more rationally with it is compact.5 cloth of water circulating pump 12, water water- to-water heat exchanger 3 and electric T-shaped valve
It is placed in 1 front lower portion of generating set, is so laid out not only generating set 1, electric T-shaped valve 5, water water- to-water heat exchanger 3, flue gas heat exchange
Device 2 and each functional component of water circulating pump 12 are easy to connect, and pipeline total length and elbow amount are minimum, effectively reduce system
Drag losses improve overall efficiency.The occupied space that equipment entirety can to sum up be reduced, makes the volume of gas cogeneration unit
It is smaller, family's use can be applicable in.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, according to
According to technical spirit any simple modification, equivalent change and modification to the above embodiments of the invention, this hair is still fallen within
In the range of bright technical solution.
Claims (10)
1. a kind of gas cogeneration unit, characterized in that it comprises:
Chassis overhang；
Generating set, the generating set are arranged on the chassis overhang；
Heat exchanger assembly, the heat exchanger assembly include flue gas heat-exchange unit and water water- to-water heat exchanger；
Wherein, circulating part, the ontology of the flue gas heat-exchange unit and the power generation are provided in the ontology of the flue gas heat-exchange unit
The smoke discharging pipe of unit combustion chamber exports connection, and the circulating part of the flue gas heat-exchange unit and the hot water of the water water- to-water heat exchanger follow
Ring portion connection, the circulating chilled water portion of the water water- to-water heat exchanger with outer water tube for connecting；
Control device, the control device are connect with the generating set, and the electric energy for controlling the generating set production is defeated
Out.
2. gas cogeneration unit according to claim 1, which is characterized in that
The circulating part of the flue gas heat-exchange unit is connect with the engine cool circulating line first position in the generating set,
The hot water circuit portion of the water water- to-water heat exchanger is connect with the second position of the engine cool circulating line；
Wherein, the cooling water in the engine cool circulating line is followed by the first position and the second position.
3. gas cogeneration unit according to claim 2, which is characterized in that further include:
Temperature sensor and electric T-shaped valve, the temperature sensor and electric T-shaped valve are connect with the control device；
Wherein, the temperature sensor is used to detect the temperature of cooling water in engine cool circulating line, will test data biography
Give the control device；
The first interface and second interface of the electric T-shaped valve be connected to engine cool circulating line first position and
Between the engine cool circulating line second position, the third interface of the electric T-shaped valve be connected to the second position it
Afterwards.
4. gas cogeneration unit according to claim 1, which is characterized in that
Water-circulating pipe set, the water-circulating pipe set and the engine cool are provided on the outer wall of the exhaust pipe of the engine
Circulating line connection.
5. gas cogeneration unit according to claim 1, which is characterized in that further include:
Quiet case, the chassis overhang, generating set and heat exchanger assembly are contained in the quiet case, the control
Device is arranged on the quiet case outer wall.
6. gas cogeneration unit according to claim 5, which is characterized in that
The lower section of the quiet case door-plate, the air outlet setting of the quiet case is arranged in the air inlet of the quiet case
In the upper side of the quiet case.
7. gas cogeneration unit according to claim 5, which is characterized in that further include:
The mute box body of air draft, the mute box body of air draft are arranged at the air outlet of the quiet case.
8. gas cogeneration unit according to claim 1, which is characterized in that further include:
Smoke-discharging noise elimination device, the smoke-discharging noise elimination device are connect with the outlet flue of the flue gas heat-exchange unit ontology.
9. gas cogeneration unit according to claim 1, which is characterized in that further include:
Ternary catalyzing unit, the ternary catalyzing unit are arranged on the smoke discharging pipe of the generating set combustion chamber, are located at the cigarette
Before gas heat exchanger.
10. gas cogeneration unit according to claim 4, which is characterized in that further include:
Engine oil level maintains meter and make-up tank, and the engine oil level maintains meter to connect with the make-up tank；
Wherein, the engine oil level maintains meter to be connected with the engine, and the make-up tank is arranged in the quiet case
Portion, positioned at the top of the quiet case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (1)
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| CN110863924A (en) * | 2019-11-25 | 2020-03-06 | 成都安美科科技有限公司 | Heat production recovery system of cogeneration unit |
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