CN209083434U - A kind of combustion gas distributed power generation unit combustion air temperature control system - Google Patents
A kind of combustion gas distributed power generation unit combustion air temperature control system Download PDFInfo
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- CN209083434U CN209083434U CN201821760336.8U CN201821760336U CN209083434U CN 209083434 U CN209083434 U CN 209083434U CN 201821760336 U CN201821760336 U CN 201821760336U CN 209083434 U CN209083434 U CN 209083434U
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- combustion air
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- shaped valve
- temperature
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
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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
- 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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- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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Abstract
The utility model discloses a kind of combustion gas distributed power generation unit combustion air temperature control systems, mainly it is made of jet dynamic control, bromine cooling machine, electric T-shaped valve, combustion air pre-heater, temperature sensor and gen-set control system, the temperature signal that the control system of jet dynamic control is fed back according to temperature sensor is adjustable come the temperature for realizing combustion air air inlet by the position for controlling each electric T-shaped valve, to meet the best required combustion air temperature of jet dynamic control performance；Utility model has the advantages that structure is simple, and it is at low cost, pass through working efficiency.
Description
Technical field
The utility model relates to a kind of temperature control system, specifically a kind of combustion gas distributed power generation unit burning is empty
Gas temperature control system, belongs to field of temperature control.
Background technique
Distribution of Natural formula energy source station is to generate heat, electricity, cold coproduction using natural gas as non-renewable energy for fixed area
Co-feeding system.It is fired natural gas using equipment such as small size gas turbine, gas internal-combustion engine, micro turbines using natural gas as fuel
The high-temperature flue gas obtained after burning is initially used for generating electricity, and is then heated in winter using waste heat；In summer by driving absorption system
Cold cooling supply；Domestic hot-water can also be provided simultaneously, take full advantage of exhaust gas heat.It is increased to 80% or so, is largely saved primary
The energy.
Current cold, heat and electricity triple supply technological core equipment gas internal-combustion engine generating set, the stabilization of gas internal combustion electric generator
Operation and fully loaded ability directly affect the economic benefit of a project.The cardinal principle of gas internal combustion electric generator be natural gas with
After air mixing, enter cylinder through turbocharger, plug ignition acting, driving piston, connecting rod, by crankshaft by fuel
The interior kinetic energy that can be converted into rotation, drives generator, converts kinetic energy into electric energy.
Since gas internal combustion electric generator group is using ultra lean burn technology, regular price gasoline machine chemically correct fuel is
14.7, the chemically correct fuel of diesel engine is 14.5, and then chemically correct fuel is 16-17 to gas internal-combustion engine, it can be seen that in combustion gas
Combustion engine needs a large amount of combustion air at work.The air inflow of air is bigger on the influence of gas electricity generator power, often sends out
Motivation determines the performance of engine to air inlet adjustment control ability.It is small to be pressurized low then power, it, cannot in system if pressurization is low
Power is promoted by increasing fuel.Otherwise pinking occurs for engine, and crossing multi fuel causes discharge sharply to deteriorate, fuel economy
It is deteriorated.
In the case where unit air inlet adjustment control ability is certain, if it is possible to guarantee that unit continually and steadily exports, need to protect
Combustion air amount is demonstrate,proved to keep stablizing.At present at low ambient temperatures, it is pre- that each manufacturer is all configured with combustion air
Hot device, when gen-set control system detects that combustion air temperature is too low by temperature sensor, issuing order makes triple valve
It opens, enters combustion air pre-heater using the heat of jacket water, the temperature of combustion air is provided, to guarantee unit in low temperature ring
Quickly, smoothly start (as shown in Figure 1) under border, but when environment temperature is higher, atmospheric density is reduced, it is practical into air mass flow
Amount reduces, cause jet dynamic control can not full-load run, reduce generated energy and UTILIZATION OF VESIDUAL HEAT IN amount, reduce comprehensive utilization of energy effect
Rate and economy increase the period of cost recovery of project.
Summary of the invention
To solve the above-mentioned problems, the utility model devises a kind of combustion gas distributed power generation unit combustion air temperature control
System processed, structure is simple, at low cost, has passed through working efficiency.
The technical solution of the utility model are as follows:
A kind of combustion gas distributed power generation unit combustion air temperature control system, including jet dynamic control, the combustion gas
Generating set is connected by gas regulating device with gas pipeline, and passes through combustion air pre-heater and combustion air conduit phase
Even, and it is equipped with temperature sensor；The jacket water output end of the jet dynamic control passes through two companies of the first electric T-shaped valve
Go side is connected with the input terminal of fume hot-water type lithium bromide chiller, the output end of the fume hot-water type lithium bromide chiller and institute
The input terminal for stating jet dynamic control is connected, the output end and the gas electricity generator of the fume hot-water type lithium bromide chiller
It is connected between the input terminal of group with the third of first electric T-shaped valve connection end；
The output end of the combustion air pre-heater is sent out by two connection ends of the 4th electric T-shaped valve and the combustion gas
The output end of motor group is connected, the third connection end of the 4th electric T-shaped valve and the fume hot-water type lithium bromide machine
The cold water output channel of group is connected；The output end of the jet dynamic control passes through two connection ends of third electric T-shaped valve
It is connected with the input terminal of the combustion air pre-heater, the third connection end of the third electric T-shaped valve and the burning
The output end of air preheater；Is communicated between the third electric T-shaped valve and the output end of the combustion air pre-heater
Two electric T-shaped valves, the cold water at third the connection end and the fume hot-water type lithium bromide chiller of second electric T-shaped valve
Output channel is connected；
The fume hot-water type lithium bromide chiller is equipped with cold water inlet pipe road and cold water output channel；
First second electric T-shaped valve of electric T-shaped valve, third electric T-shaped valve, the 4th electric T-shaped valve with
Control system control is connected；
The control system of jet dynamic control passes through control each electronic three according to the temperature signal that temperature sensor is fed back
The position of port valve is adjustable come the temperature for realizing combustion air air inlet, empty to meet the best required burning of jet dynamic control performance
Temperature degree.
When combustion air intake air temperature is relatively low, temperature sensor detects that temperature is relatively low, the temperature that will test
Value is transferred to the control system of jet dynamic control, and control system opens the second electric T-shaped valve according to the temperature value, makes unit
Jacket water is connected to combustion air heat exchanger, is then controlled by controlling the position of third electric T-shaped valve empty into burning
The amount of gas heat exchanger inner cylinder liner water, increases combustion air temperature slowly, until reaching needed for control system of gas generator set
Combustion air temperature.
When combustion air intake air temperature is relatively high, temperature sensor detects that temperature is relatively high, the temperature that will test
Value is transferred to the control system of jet dynamic control, and control system opens the 4th electric T-shaped valve according to the temperature value, keeps bromine cold
Machine cold water is connected to combustion air heat exchanger, is then controlled by controlling the position of third electric T-shaped valve empty into burning
The amount of gas heat exchanger inner cold water, reduces combustion air temperature slowly, until reaching combustion needed for control system of gas generator set
Burn air themperature.
Further, it by the signal cable of unit control system temperature collection sensor, issues corresponding order and passes through
Control cable, power cable carry out execution operation, Collaborative Control.
Utility model has the advantages that can guarantee that unit in the lower situation of ambient temperature, smoothly starts；It can
Guarantee that unit in the higher situation of ambient temperature, makes jet dynamic control full-load run；Without excessively increasing equipment, only needs
Increase by two electric T-shaped valves, cost is relatively low；It, only need to be pre- using gen-set control system without increasing control system component
Stationary point position can be realized；Combustion air cooling, no additional energy source consumption are carried out using the cold water of unit waste heat bromine cooling machine output.
The utility model is described in further detail with reference to the accompanying drawings and examples.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing gen-set control system；
Fig. 2 is the structural schematic diagram of the utility model embodiment.
Specific embodiment
The preferred embodiment of the utility model is illustrated below, it should be understood that preferred embodiment described herein
It is only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Fig. 2, a kind of combustion gas distributed power generation unit combustion air temperature control system,
Including jet dynamic control, the jet dynamic control is connected by gas regulating device with gas pipeline, and is led to
It crosses combustion air pre-heater to be connected with combustion air conduit, and is equipped with temperature sensor；The jacket water of the jet dynamic control
Output end is connected by two connection ends of the first electric T-shaped valve with the input terminal of fume hot-water type lithium bromide chiller, described
The output end of fume hot-water type lithium bromide chiller is connected with the input terminal of the jet dynamic control, the fume hot-water type bromine
Change the third company between the output end of lithium unit and the input terminal of the jet dynamic control with first electric T-shaped valve
Go side is connected；
The output end of the combustion air pre-heater is sent out by two connection ends of the 4th electric T-shaped valve and the combustion gas
The output end of motor group is connected, the third connection end of the 4th electric T-shaped valve and the fume hot-water type lithium bromide machine
The cold water output channel of group is connected；The output end of the jet dynamic control passes through two connection ends of third electric T-shaped valve
It is connected with the input terminal of the combustion air pre-heater, the third connection end of the third electric T-shaped valve and the burning
The output end of air preheater；Is communicated between the third electric T-shaped valve and the output end of the combustion air pre-heater
Two electric T-shaped valves, the cold water at third the connection end and the fume hot-water type lithium bromide chiller of second electric T-shaped valve
Output channel is connected；
The fume hot-water type lithium bromide chiller is equipped with cold water inlet pipe road and cold water output channel；
First second electric T-shaped valve of electric T-shaped valve, third electric T-shaped valve, the 4th electric T-shaped valve with
Control system control is connected；
The control system of jet dynamic control passes through control each electronic three according to the temperature signal that temperature sensor is fed back
The position of port valve is adjustable come the temperature for realizing combustion air air inlet, empty to meet the best required burning of jet dynamic control performance
Temperature degree.
When combustion air intake air temperature is relatively low, temperature sensor detects that temperature is relatively low, the temperature that will test
Value is transferred to the control system of jet dynamic control, and control system opens electric T-shaped valve 2 according to the temperature value, makes unit cylinder sleeve
Water is connected to combustion air heat exchanger, is then controlled by controlling the position of electric T-shaped valve 3 into combustion air heat exchanger
The amount of inner cylinder liner water, increases combustion air temperature slowly, until reaching combustion air needed for control system of gas generator set
Temperature.
When combustion air intake air temperature is relatively high, temperature sensor detects that temperature is relatively high, the temperature that will test
Value is transferred to the control system of jet dynamic control, and control system opens electric T-shaped valve 4 according to the temperature value, keeps bromine cooling machine cold
Water is connected to combustion air heat exchanger, is then controlled by controlling the position of electric T-shaped valve 3 into combustion air heat exchanger
The amount of inner cold water, reduces combustion air temperature slowly, until reaching combustion air temperature needed for control system of gas generator set
Degree.
Claims (3)
1. a kind of combustion gas distributed power generation unit combustion air temperature control system, it is characterised in that: including jet dynamic control,
The jet dynamic control is connected by gas regulating device with gas pipeline, and passes through combustion air pre-heater and combustion air
Pipeline is connected, and is equipped with temperature sensor；The jacket water output end of the jet dynamic control passes through the first electric T-shaped valve
Two connection ends are connected with the input terminal of fume hot-water type lithium bromide chiller, the output of the fume hot-water type lithium bromide chiller
End is connected with the input terminal of the jet dynamic control, the output end of the fume hot-water type lithium bromide chiller and the combustion gas
It is connected between the input terminal of generating set with the third of first electric T-shaped valve connection end；
Two connection ends and the gas electricity generator of the output end of the combustion air pre-heater by the 4th electric T-shaped valve
The output end of group is connected, third connection end and the fume hot-water type lithium bromide chiller of the 4th electric T-shaped valve
Cold water output channel is connected；Two connection ends and institute of the output end of the jet dynamic control by third electric T-shaped valve
The input terminal for stating combustion air pre-heater is connected, the third connection end of the third electric T-shaped valve and the combustion air
The output end of preheater；The second electricity is communicated between the third electric T-shaped valve and the output end of the combustion air pre-heater
Dynamic triple valve, the third connection end of second electric T-shaped valve and the cold water of the fume hot-water type lithium bromide chiller export
Pipeline is connected；
The fume hot-water type lithium bromide chiller is equipped with cold water inlet pipe road and cold water output channel；
First second electric T-shaped valve of electric T-shaped valve, third electric T-shaped valve, the 4th electric T-shaped valve with control
System control is connected.
2. a kind of combustion gas distributed power generation unit combustion air temperature control system according to claim 1, feature exist
In: when combustion air intake air temperature is relatively low, temperature sensor detects that temperature is relatively low, the temperature value transmission that will test
To the control system of jet dynamic control, control system opens the second electric T-shaped valve according to the temperature value, makes unit jacket water
It is connected to combustion air heat exchanger, is then exchanged heat by controlling the position of third electric T-shaped valve to control into combustion air
The amount of device inner cylinder liner water, increases combustion air temperature slowly, until reaching the sky of burning needed for control system of gas generator set
Temperature degree.
3. a kind of combustion gas distributed power generation unit combustion air temperature control system according to claim 1, feature exist
In: when combustion air intake air temperature is relatively high, temperature sensor detects that temperature is relatively high, the temperature value transmission that will test
To the control system of jet dynamic control, control system opens the 4th electric T-shaped valve according to the temperature value, makes bromine cooling machine cold water
It is connected to combustion air heat exchanger, is then exchanged heat by controlling the position of third electric T-shaped valve to control into combustion air
The amount of device inner cold water, reduces combustion air temperature slowly, until reaching combustion air needed for control system of gas generator set
Temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821760336.8U CN209083434U (en) | 2018-10-29 | 2018-10-29 | A kind of combustion gas distributed power generation unit combustion air temperature control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821760336.8U CN209083434U (en) | 2018-10-29 | 2018-10-29 | A kind of combustion gas distributed power generation unit combustion air temperature control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209083434U true CN209083434U (en) | 2019-07-09 |
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ID=67121298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821760336.8U Active CN209083434U (en) | 2018-10-29 | 2018-10-29 | A kind of combustion gas distributed power generation unit combustion air temperature control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209083434U (en) |
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2018
- 2018-10-29 CN CN201821760336.8U patent/CN209083434U/en active Active
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