CN206221013U - Expansion power generator system - Google Patents
Expansion power generator system Download PDFInfo
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- CN206221013U CN206221013U CN201621328787.5U CN201621328787U CN206221013U CN 206221013 U CN206221013 U CN 206221013U CN 201621328787 U CN201621328787 U CN 201621328787U CN 206221013 U CN206221013 U CN 206221013U
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Abstract
The utility model is related to a kind of expansion power generator system, including generator；Expanding machine, is connected with generator, and electrical power generators are driven for the heat energy of gas working medium to be converted into mechanical energy；Recuperative heat exchanger, is connected with expanding machine, for being exchanged heat to the gas that expanding machine is discharged；Oil eliminator, is connected with Recuperative heat exchanger, for the gas after heat exchange to be separated into oil and gas working medium；Oil pump, is connected with oil eliminator and expanding machine, and the oil for that will isolate draws back expanding machine；Condenser, is connected with oil eliminator and Recuperative heat exchanger, for the gas working medium that the oil eliminator is isolated to be condensed, forms liquid working substance, and the gas that liquid working substance is discharged into Recuperative heat exchanger with expanding machine is exchanged heat；Evaporator, is connected with Recuperative heat exchanger and expanding machine, and for being evaporated the liquid working substance after being exchanged heat in Recuperative heat exchanger to form gas working medium, the gas working medium is inhaled into expanding machine.The expansion power generator system generating efficiency is high, system stabilization.
Description
Technical field
The utility model is related to technical field of generators, more particularly to a kind of expansion power generator system.
Background technology
With society and expanding economy, energy shortage and Global Environmental Problems are on the rise.According to statistics, human use
50% heat energy, finally in the form of low-grade exhaust heat discharge.The temperature of low-grade exhaust heat is general at 200 DEG C or so, including too
Positive energy, various industrial waste heats, underground heat and ocean thermal gradients heat etc..
Generated electricity using low-grade exhaust heat, not only help solution energy shortage, can also solved in production of energy to environment
Thermal pollution.Therefore, the various new technologies utilized to low product used heat continuously emerge.It is former using organic Rankine bottoming cycle (ORC)
It is exactly a kind of method for being carried out to used heat and effectively being utilized to manage using low-grade exhaust heat.In this way, can be by from solar heat
The low product used heat of energy, various industrial waste heats, underground heat and ocean thermal gradients heat discharge is converted into mechanical energy or electric energy, and realizing will be low
Conversion from the grade energy to high-grade energy, so as to realize the effective recycling to low-grade exhaust heat.Effectively develop low-grade
The important energy source that the energy turns into sustainable development is supported, and will bring huge economic and social benefit.Organic Rankine Cycle it is swollen
Swollen generator system, is not sufficiently stable because working media is subject to the pollution of oil machine set system is worked, and generating efficiency is high not enough,
So, existing expansion power generator system need further improvement.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of expansion power generator system for being capable of steady operation.For
Solve the above problems, the expansion power generator system includes：A kind of expansion power generator system, it is characterised in that including：Generate electricity
Machine；Expanding machine, is connected with generator, for expanding gas working medium, the heat energy of gas working medium is converted into mechanical energy, drives hair
Electric power generation；Recuperative heat exchanger, is connected with the expanding machine, for being exchanged heat to the gas that expanding machine is discharged；Oil eliminator,
It is connected with the Recuperative heat exchanger, for the gas after heat exchange to be separated into oil and gas working medium；Oil pump, with the oil eliminator
Connected with expanding machine, the oil for that will isolate draws back expanding machine；Condenser, connects with the oil eliminator and Recuperative heat exchanger
Connect, for the gas working medium that the oil eliminator is isolated to be condensed, form liquid working substance, the liquid working substance enters back
The gas that heat exchanger is discharged with expanding machine is exchanged heat；Evaporator, is connected, for right with the Recuperative heat exchanger and expanding machine
Liquid working substance in Recuperative heat exchanger after heat exchange is evaporated to form gas working medium, and the gas working medium is inhaled into expanding machine
It is interior.
Optionally, reservoir and liquid pump are connected between the condenser and Recuperative heat exchanger, the reservoir is used to store up
The liquid working substance that the condenser is formed is deposited, the liquid pump is used to pump into the liquid working substance in Recuperative heat exchanger.
Optionally, fluid path filter is connected between the reservoir and liquid pump.
Optionally, preheater is connected between the evaporator and Recuperative heat exchanger, for evaporating the liquid working substance
Before, the liquid working substance is preheated.
Optionally, connected by shaft coupling between the expanding machine and generator, the shaft coupling is used to follow expanding machine
Rotate and drive electrical power generators.
Optionally, it is connected with muffler on the pipeline between the expanding machine and Recuperative heat exchanger.
Optionally, the oil eliminator bottom is provided with oil-collecting bag, for storing the oil isolated by the oil eliminator,
The oil that the oil pump will be isolated from oil-collecting bag draws back expanding machine；Oily coarse filter is connected between the oil-collecting bag and oil pump,
Olein filter is connected between the oil pump and expanding machine.
Optionally, also including oil return heat exchanger, described oil return heat exchanger one end is connected to evaporator, the other end and evaporator
Gas outlet or oil-collecting bag be connected.
Optionally, bypass duct, the bypass are connected between the gas outlet of the evaporator and the exhaust outlet of expanding machine
Pipeline is provided with bypass automatic regulating valve, for the pressure differential before and after the regulation expanding machine in start；The evaporator gas outlet
Oily heating pipe is connected between oil-collecting bag, the oily heating pipe is provided with oil heating regulating valve.
Optionally, air-breathing automatic regulating valve and air passage filter, institute are connected between the evaporator and expanding machine
State air-breathing automatic regulating valve for adjust suction expanding machine in gas working medium flow, the air passage filter is for gas work
Matter is filtered.
Expanding machine electricity generation system of the present utility model uses organic Rankine bottoming cycle principle, and by Recuperative heat exchanger to expansion
The gas of discharge is exchanged heat in machine, makes full use of the heat energy of discharge gas, and carry out oil to discharge gas by oil eliminator
Separate, the oil pump that will be isolated enters in expanding machine to continue with；And pass through gas working medium of the condenser to isolating and condense,
As the liquid refrigerant of Recuperative heat exchanger, the heat energy that expanding machine discharges gas is reclaimed, and by evaporator evaporation, form gas work
Matter, is inhaled into expansion work in expanding machine, makes electrical power generators.Whole expansion power generator system generating efficiency is high, system reliability
Property is stronger.
Brief description of the drawings
Fig. 1 is a kind of expansion power generator system structure diagram that the utility model specific embodiment is provided；
Fig. 2 is a kind of expansion power generator system structure diagram that the utility model specific embodiment is provided；
Fig. 3 is a kind of expansion power generator system structure diagram that the utility model specific embodiment is provided.
Specific embodiment
The specific embodiment that the utility model is provided is elaborated below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of expansion power generator system, including：Generator 100, expanding machine 101, Recuperative heat exchanger 102,
Oil eliminator 103, oil-collecting bag 104, oil pump 105, condenser 106 and evaporator 107, successively according to working medium between each device
Flow direction by pipeline connect, line is expressed as connecting line between all parts in Fig. 1, the direction of arrow mark on line
Know the Working fluid flow direction in pipeline.
Connected by shaft coupling 110 between the generator 100 and expanding machine 101, the shaft coupling is used to follow expansion
Machine is rotated and drives electrical power generators.When the expanding machine 101 works, the expanding machine 101 is rotated, by shaft coupling 110
The generator 100 is driven to generate electricity.
The expanding machine 101 is used to expanded the gas working medium of high temperature, rotates expanding machine 101, so that will be described
The heat energy of gas working medium is converted to mechanical energy, and then drives generator 100 to generate electricity.The expanding machine 101 can for turbine type or
Screw.The expanding machine 101 includes mechanical structure, has oil between adjacent machine structure, plays lubrication, and can
By between mechanical structure because the heat that pivoting friction is generated is carried away.
The Recuperative heat exchanger 102, is connected with the expanding machine 101, for gas and liquid to discharge in expanding machine 101
Body working medium is exchanged heat, and partial heat energy is transferred into liquid working substance.When the gas working medium of HTHP is by expanding machine 101, meeting
The oil evaporated by absorbing heat in expanding machine 101 is carried out.Therefore, the gas that expanding machine 101 is discharged is gas
The mixed gas of body working medium and oil.Compared with gas working medium, the characteristic such as specific heat, saturated vapour pressure, viscosity is all for this mixed gas
Change, be unfavorable for that expansion power generator system is stably run, and only keep characteristic ability of the working media with stabilization
Expansion power generator system is set stably to run, so in order that expansion power generator system can stably be run, it is necessary to work
Medium carries out sublimate and separates oil.And pass through the heat energy portion that the Recuperative heat exchanger 102 is discharged gas by expanding machine 101
Divide and be transferred in the liquid working substance in Recuperative heat exchanger 102, heat energy is reclaimed, the temperature of discharge gas is further dropped
It is low, consequently facilitating discharging oil and the gas working medium in gas described in later separation.The Recuperative heat exchanger 102 can be falling film type
Recuperative heat exchanger, improves heat exchange efficiency.
The oil eliminator 103 is connected with the Recuperative heat exchanger 102, gentle for the gas after heat exchange to be separated into oil
Body working medium.Due to the discharge in the expanding machine 101 gas by Recuperative heat exchanger 102 after, temperature reduction, gas working medium and oil
Between solubility with temperature decline and reduce so that gas working medium is easily isolated with oil, by oil eliminator 103 it
Afterwards, the gas working medium is more thorough with what oil was separate, to improve the stability of expansion power generator system.Gas after the heat exchange
When body passes through oil eliminator, the density of the density ratio low-temp low-pressure working media gas of oil is big, and this causes that oil comes together in oily separation
The bottom of device.The oil eliminator 103 can be collision type separator or cyclone.
The oil pump 105, is connected with the oil eliminator 103 and expanding machine 101, for oil eliminator 103 to be isolated
Oil draw back in expanding machine 101, continue to the part in expanding machine 101 play lubrication and thermolysis, to the oil for evaporating
Reclaimed, it is more environmentally-friendly to improve the efficiency of whole expansion power generator system.In this specific embodiment, the oil is separated
The bottom of device 103 is also equipped with oil-collecting bag 104, and the oil-collecting bag 104 is used to store the oil isolated by the oil eliminator 103,
Oil pump 105 extracts the oil isolated from oil-collecting bag 104, it is to avoid oil pump 105 is directly extracted and influenceed on oil eliminator 103
Oily separating effect.
The condenser 106, is connected with the oil eliminator 103 and Recuperative heat exchanger 102, for by the oil eliminator
103 gas working mediums isolated are condensed, and further reduce the temperature of gas working medium, to reach the liquefaction point of gas working medium,
Liquid working substance is formed, and the liquid working substance is exchanged heat with the discharge gas of expanding machine 101 into Recuperative heat exchanger 102.
Heat is transferred to liquid working substance by the discharge gas of expanding machine 101, so as to discharge gas to expanding machine 101 by the liquid working substance
Heat energy reclaimed so that the temperature of liquid working substance is improved, and is easy to that subsequently liquid working substance is heated and evaporated, and is improve
Capacity usage ratio.
The evaporator 107, is connected, for Recuperative heat exchanger 102 with the Recuperative heat exchanger 102 and expanding machine 101
Liquid working substance after interior heat exchange is evaporated to form the gas working medium of HTHP, and the gas working medium is inhaled into expanding machine
In 101, mechanical energy is expanded and converted heat into, made electrical power generators.The evaporator 107 can be falling film type evaporation
Device, flooded evaporator or dry evaporator.
Above-mentioned expansion power generator system, by the gas working medium of HTHP, expansion drives generator in expanding machine 101
100 generate electricity, and are then discharged out gas by after Recuperative heat exchanger 102 and liquid refrigerant heat exchange, temperature drop, then by oil eliminator
Discharge gas is separated into oil and gas working medium by 103, wherein the oil isolated draws back the interior circulation of expanding machine 101 by oil pump utilize,
And the gas working medium isolated is cooled to liquid refrigerant by condenser 106, and enter in Recuperative heat exchanger 102 as with expansion
The liquid refrigerant of the heat exchange of discharge gas, absorbs the heat of gaseous working medium in machine 101, is evaporated into height into evaporator 107 afterwards
The gaseous working medium of warm high pressure, inflated machine 101 is sucked, and is further converted heat into mechanical energy and is driven electrical power generators, so that
Complete a circulation.Above-mentioned expansion power generator system circulation is recycled using gas working medium and the energy of oil, and will
Gas working medium and oil in the gas of the discharge of expanding machine 101 are sufficiently separated, with improve generating efficiency and the reliability of system.
Fig. 2 is refer to, is the structural representation of the expansion power generator system of another specific embodiment of the utility model.
In the expansion power generator system, it is connected with the pipeline between the expanding machine 101 and Recuperative heat exchanger 102 and is disappeared
Sound device 201, the gas of the discharge of expanding machine 101 is exhausted noise reduction by the muffler 201, reduces the expansion power generator system
Noise during system work.The muffler 201 is additionally coupled to the oil eliminator 103, reduces making an uproar for the oil eliminator 103
Sound.
Be connected with oily coarse filter 202 between the oil-collecting bag 202 and oil pump 105, the oil pump 105 and expanding machine 101 it
Between be connected with olein filter 203, the oily coarse filter 202 was used for impurity larger in oil strain, and oil is by the oily coarse filter
202 flow velocity is very fast, is extracted beneficial to oil pump 105；The olein filter 203 is used to further filter relatively fine impurity,
Improve the oily degree of purity entered in expanding machine 101, it is to avoid impurity enters influence expanding machine 101 and works.
Reservoir 204 and liquid pump 206, the reservoir are connected between the condenser 106 and Recuperative heat exchanger 102
204 liquid working substances for being used to store the formation of the condenser 106, the liquid pump 206 is used to for the liquid working substance to pump into backheat
In heat exchanger 102.The liquid working substance is retained in reservoir 204, and the impurity of larger quality can be caused at the bottom of reservoir 204
Portion deposits, it is to avoid enter in liquid pump 206.Fluid path filter 205 is connected between the reservoir 204 and liquid pump 206, for right
The liquid working substance of the outflow of reservoir 204 is filtered, it is to avoid impurity enters in liquid pump 206 and Recuperative heat exchanger 102.
Preheater 207 is also associated between the evaporator 107 and Recuperative heat exchanger 102, the preheater 207 is used for
Before evaporating the liquid working substance, the liquid working substance is preheated, to reduce what the evaporator 107 evaporated liquid working substance
Time, improve efficiency.
Air passage filter 208 is also associated between the evaporator 107 and expanding machine 101, for being discharged to evaporator 107
Gas working medium enter expanding machine 101 before, filtered, to remove the impurity in the gas working medium.
In the specific embodiment, the expansion power generator system also includes oil return heat exchanger 209, the oil return heat exchanger
209 one end are connected to evaporator 107, are specifically connected to the bottom of the evaporator 107, and the other end goes out with evaporator 107
Gas port is connected.Because evaporator 107 is mechanical structure, can produce do not divided in oil return, and liquid working substance in the course of the work
From oil can also produce oil return, oil return to be drawn from the gas outlet of evaporator 107 by thermal siphon or pressure difference mode in evaporation process
Lead into oil return heat exchanger 209, make the temperature drop of oil return, and by oil return heat exchanger 209 enter in evaporator 107 by after
It is continuous to utilize.In another specific embodiment of the utility model, the other end of the oil return heat exchanger 209 may also connect to collection
Oil wraps 104, will be introduced in the oil-collecting bag 104 by the oil of oil return heat exchanger 209, follow-up to be continued into expanding machine 101 is interior
Utilize, so as to improve efficiency.
Fig. 3 is refer to, is the structural representation of the expansion power generator system of another specific embodiment of the utility model.
Based on above-mentioned specific embodiment, in this specific embodiment, the gas outlet of the evaporator 107 and expanding machine
Bypass duct is connected between 101 exhaust outlet, the bypass duct is provided with bypass automatic regulating valve 302, in start
When regulation expanding machine 101 before and after pressure differential, when pressure difference is excessive before and after expanding machine 101, the bypass automatic regulating valve 302 from
Dynamic to open, the gas working medium part of the discharge of evaporator 107 branches to the exhaust outlet of expanding machine 101, so that before reducing expanding machine 101
Pressure difference afterwards, after pressure difference drops to certain value before and after expanding machine 101, the bypass automatic regulating valve 302 is automatically switched off.
Oily heating pipe, the oily heating tube can also be connected between the gas outlet of the evaporator 107 and oil-collecting bag 104
Road is provided with oil heating regulating valve 303.Pipeline is provided with the oil-collecting bag 104, is connected with the oily heating pipe, when the oil
Heating regulating valve 303 is opened, and part high-temperature gas working medium enters the oily heating pipe to oil-collecting bag 104, in oil-collecting bag 104
Oil heated, to reduce the oily viscosity in oil-collecting bag 104, be easy to oil pump 105 to extract the oil in oil-collecting bag 104.Institute
Stating heating pipe can also connect with the muffler 201 so that be again introduced into muffler by the gas working medium of collection mailbag 104
In 201, the gas mixing discharged by expanding machine 101 with by muffler 201 is again introduced into the circulatory system.The oil heating
Regulating valve 303 can control the gas flow in oily heating pipe, to control to the oily degree of heat in oil-collecting bag 104, with
Control oil temperature.
Air-breathing automatic regulating valve 301 can also be connected between the evaporator 107 and expanding machine 101, the air-breathing is automatic
Regulating valve 301 is used for according to the gas pressure intensity in expanding machine 101, automatically adjusts the gas working medium flow in suction expanding machine.Should
In specific embodiment, the air-breathing automatic regulating valve 301 is arranged between evaporator 107 and air passage filter 208, in this reality
With in other new specific embodiments, the air-breathing automatic regulating valve 301 can also be arranged at air passage filter 208 with it is swollen
Between swollen machine 101.
To sum up, the expansion power generator system of the utility model specific embodiment uses organic Rankine bottoming cycle principle, and leads to
Cross Recuperative heat exchanger to exchange heat the gas discharged in expanding machine, make full use of the heat energy of discharge gas, and separate by oil
Device carries out oily separation to discharge gas, and the oil pump that will be isolated enters in expanding machine to continue with；And pass through condenser to isolating
Gas working medium condensed, as the liquid refrigerant of Recuperative heat exchanger, reclaim the heat energy that expanding machine discharges gas, and by steaming
Hair device evaporation, forms gas working medium, is inhaled into expansion work in expanding machine, makes electrical power generators.Whole expansion power generator system
Generating efficiency is high, and system reliability is strong.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
Art personnel, on the premise of the utility model principle is not departed from, can also make some improvements and modifications, these improvements and modifications
Also should be regarded as protection domain of the present utility model.
Claims (10)
1. a kind of expansion power generator system, it is characterised in that including：
Generator；
Expanding machine, is connected with generator, for expanding gas working medium, the heat energy of gas working medium is converted into mechanical energy, drives
Electrical power generators；
Recuperative heat exchanger, is connected with the expanding machine, for being exchanged heat to the gas that expanding machine is discharged；
Oil eliminator, is connected with the Recuperative heat exchanger, for the gas after heat exchange to be separated into oil and gas working medium；
Oil pump, is connected with the oil eliminator and expanding machine, and the oil for that will isolate draws back expanding machine；
Condenser, is connected with the oil eliminator and Recuperative heat exchanger, for the gas working medium for isolating the oil eliminator
Condensed, formed liquid working substance, the gas that the liquid working substance is discharged into Recuperative heat exchanger with expanding machine is exchanged heat；
Evaporator, is connected with the Recuperative heat exchanger and expanding machine, for entering to the liquid working substance after being exchanged heat in Recuperative heat exchanger
To form gas working medium, the gas working medium is inhaled into expanding machine for row evaporation.
2. expansion power generator system according to claim 1, it is characterised in that between the condenser and Recuperative heat exchanger
Reservoir and liquid pump are connected with, the reservoir is used to store the liquid working substance that the condenser is formed, and the liquid pump is used for will
The liquid working substance is pumped into Recuperative heat exchanger.
3. expansion power generator system according to claim 2, it is characterised in that be connected between the reservoir and liquid pump
Fluid path filter.
4. expansion power generator system according to claim 1, it is characterised in that between the evaporator and Recuperative heat exchanger
Preheater is connected with, for before the liquid working substance is evaporated, being preheated to the liquid working substance.
5. expansion power generator system according to claim 1, it is characterised in that pass through between the expanding machine and generator
Shaft coupling is connected, and the shaft coupling is used to follow expanding machine to rotate and drive electrical power generators.
6. expansion power generator system according to claim 1, it is characterised in that between the expanding machine and Recuperative heat exchanger
Pipeline on be connected with muffler.
7. expansion power generator system according to claim 1, it is characterised in that the oil eliminator bottom is provided with oil-collecting
Bag, for storing the oil isolated by the oil eliminator, the oil that the oil pump will be isolated from oil-collecting bag draws back expanding machine；
Oily coarse filter is connected between the oil-collecting bag and oil pump, olein filter is connected between the oil pump and expanding machine.
8. expansion power generator system according to claim 1, it is characterised in that also including oil return heat exchanger, the oil return
Heat exchanger one end is connected to evaporator, and the other end is connected with the gas outlet of evaporator or oil-collecting bag.
9. expansion power generator system according to claim 1, it is characterised in that the gas outlet of the evaporator and expanding machine
Exhaust outlet between be connected with bypass duct, the bypass duct is provided with bypass automatic regulating valve, for start when adjust
Pressure differential before and after expanding machine；Oily heating pipe, the oily heating tube are connected between the evaporator gas outlet and oil-collecting bag
Road is provided with oil heating regulating valve.
10. expansion power generator system according to claim 1, it is characterised in that between the evaporator and expanding machine
Air-breathing automatic regulating valve and air passage filter are connected with, the air-breathing automatic regulating valve is used to adjust the gas in suction expanding machine
Body working medium flow, the air passage filter is used to filter gas working medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621328787.5U CN206221013U (en) | 2016-12-06 | 2016-12-06 | Expansion power generator system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621328787.5U CN206221013U (en) | 2016-12-06 | 2016-12-06 | Expansion power generator system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206221013U true CN206221013U (en) | 2017-06-06 |
Family
ID=58784679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621328787.5U Active CN206221013U (en) | 2016-12-06 | 2016-12-06 | Expansion power generator system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206221013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437916A (en) * | 2016-12-06 | 2017-02-22 | 上海初远环保科技有限公司 | Expansion generator system |
-
2016
- 2016-12-06 CN CN201621328787.5U patent/CN206221013U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437916A (en) * | 2016-12-06 | 2017-02-22 | 上海初远环保科技有限公司 | Expansion generator system |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220720 Address after: 201400 Room 408, No.30, Lane 4808, Jinhai Road, Fengxian District, Shanghai Patentee after: Shanghai Longshang Lvyi air conditioning equipment Co.,Ltd. Address before: 201108 room b2083, building 1, No. 598 Guanghua Road, Minhang District, Shanghai Patentee before: SHANGHAI CHUYUAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |