CN106401676B - A kind of cryogenic liquid vaporizer electricity-generating method and generating equipment - Google Patents
A kind of cryogenic liquid vaporizer electricity-generating method and generating equipment Download PDFInfo
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- CN106401676B CN106401676B CN201610987946.0A CN201610987946A CN106401676B CN 106401676 B CN106401676 B CN 106401676B CN 201610987946 A CN201610987946 A CN 201610987946A CN 106401676 B CN106401676 B CN 106401676B
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- cryogenic liquid
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- vaporizer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
Abstract
The invention discloses a kind of cryogenic liquid vaporizer electricity-generating method and generating equipments, it, which is pumped into after being pressurized cryogenic liquid in air temperature type cryogenic liquid vaporizer, is vaporized into normal temperature high voltage gas, the temperature that gas in pipelines is improved by heat exchanger, is then sent in steam turbine expansion workmanship and is converted into mechanical energy driving generator operation and produce electricl energy output；Gas after doing manual work into turbine expansion enters the storage of gas air storage chamber, it is liquefied again by the extraction of gas expansion liquefaction device, it is then sent to cryogenic liquid storage tank, it is pumped into after supercharging again in air temperature type cryogenic liquid vaporizer and is vaporized into normal temperature high voltage gas, be then sent to expansion workmanship driving generator operation in steam turbine and produce electricl energy.Environmentally safe the invention belongs to novel environment friendly generation technology, low energy consumption, reduces the consumption to traditional energy, and do not limited by geographical environment, and construction cost is low, and raw material sources are wide, sustainable development, can carry out large-scale promotion and application.
Description
Technical field
It is especially a kind of to be generated electricity using cryogenic liquid vaporizer the present invention relates to a kind of electricity-generating method and generating equipment
Method and generating equipment belong to cryogenic liquid engineering and technical field of power generation.
Background technology
With economic continuous development, the demand to electric power energy is also increasing.Existing electricity generation system is broadly divided into
Thermal power generation, hydroelectric generation and wind-power electricity generation three digest journals, hydroelectric generation is due to by many natures such as water source and geographical environment
The limitation of condition is built relatively difficult.Although thermal power generation is low to geographical environmental requirement, pollution is big, and energy consumption is high, can hold
Supervention exhibition has a disconcerting prospect.And wind-power electricity generation is although pollution-free, and it is renewable but be not to have suitable wind whenever and wherever possible, it is too big not
Row, it is too small not all right, and also the cost for building Wind Power Stations is also very high, it is difficult to large-scale application.
Invention content
Technical problem to be solved by the present invention lies in a kind of cryogenic liquid vaporizer electricity-generating method of offer and cryogenic liquid vapour
Elelctrochemical power generation equipment, the technology is environmentally safe, and low energy consumption and is not limited by geographical environment, and construction cost is low, Ke Yishi
Existing large-scale application.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
A kind of cryogenic liquid vaporizer electricity-generating method, this method are that cryogenic liquid is passed through cryogenic liquid Pipeline transport to low temperature
It is pressurized, is then pumped into cryogenic liquid vaporizer in air temperature type cryogenic liquid vaporizer into normal temperature high voltage gas in liquid high-pressure pumps
Body, the normal temperature high voltage gas by heat exchanger in normal temperature high voltage Pipeline transport to heat exchanger by improving gas in pipelines
Then temperature is converted into mechanical energy, driving generator operation production by expanding workmanship in normal temperature high voltage Pipeline transport to steam turbine
Raw electric energy output；Gas after doing manual work into turbine expansion enters the storage of gas air storage chamber by discharge duct, then passes through
Gas expansion liquefaction device liquefies the gas extraction of gas air storage chamber, and the cryogenic liquid after liquefaction passes through cryogenic liquid pipe
Road is delivered to cryogenic liquid storage tank, and the cryogenic liquid in cryogenic liquid storage tank passes through cryogenic liquid Pipeline transport to cryogenic liquid again
It is pressurized in high-pressure pump, is then pumped into air temperature type cryogenic liquid vaporizer and is vaporized into normal temperature high voltage gas, the normal temperature high voltage
Gas by improving the temperature of gas in pipelines in normal temperature high voltage Pipeline transport to heat exchanger by heat exchanger, then leads to again
It crosses expansion workmanship in normal temperature high voltage Pipeline transport to steam turbine and is converted into mechanical energy, driving generator operation produces electricl energy output,
Form closed circulating power generation.
In above-mentioned cryogenic liquid vaporizer electricity-generating method, the cryogenic liquid includes liquid nitrogen, liquid argon, liquid oxygen, liquid hydrogen, liquid
Empty or liquid CO 2.
In above-mentioned cryogenic liquid vaporizer electricity-generating method, the cryogenic liquid is preferably liquid nitrogen, which is using system
Nitrogen and separating-purifying equipment purify the nitrogen in air with oxygen separation, obtain nitrogen, are then liquefied again by gas expansion
Nitrogen is liquefied to obtain by equipment.
A kind of cryogenic liquid vaporizer generating equipment, the generating equipment include cryogenic liquid storage tank, cryogenic liquid high-pressure pump, sky
Warm formula cryogenic liquid vaporizer, heat exchanger and thermostat, steam turbine, generator, gas air storage chamber, gas expansion liquefaction are set
Nitrogen standby, processed and separating-purifying equipment, the cryogenic liquid storage tank are connected to cryogenic liquid high-pressure pump, and cryogenic liquid high-pressure pump connects
Air temperature type cryogenic liquid vaporizer is connect, air temperature type cryogenic liquid vaporizer connects heat exchanger and thermostat, heat exchanger and control
Warm device connects steam turbine, and steam turbine connection generator and gas air storage chamber, gas air storage chamber are connected to gas expansion liquefaction device
With nitrogen processed and separating-purifying equipment, gas expansion liquefaction device connects cryogenic liquid storage tank.
Further include discharge duct, cryogenic liquid pipeline, low pressure room temperature pipeline in above-mentioned cryogenic liquid vaporizer generating equipment
With normal temperature high voltage pipeline, the cryogenic liquid storage tank is by cryogenic liquid piping connection to cryogenic liquid high-pressure pump, low temperature
Liquid high-pressure pumps are by cryogenic liquid piping connection air temperature type cryogenic liquid vaporizer, and air temperature type cryogenic liquid vaporizer is logical
Normal temperature high voltage piping connection heat exchanger and thermostat are crossed, heat exchanger and thermostat are by normal temperature high voltage piping connection steamer
Machine, steam turbine are to be connected to gas air storage chamber by discharge duct, and gas air storage chamber is to be connected to gas by low pressure room temperature pipeline
It is by cryogenic liquid piping connection low temperature that body, which expands liquefaction device and nitrogen processed and separating-purifying equipment, gas expansion liquefaction device,
Wet tank.
Beneficial effects of the present invention：Compared with prior art, the present invention utilizes cryogenic liquid（Liquid nitrogen）It is carried out as the energy
Power generation, belongs to novel environment friendly generation technology, and environmentally safe, low energy consumption, reduces the consumption to traditional energy, and not by
The limitation of geographical environment, construction cost is low, and raw material sources are wide, and sustainable developability is good, can carry out large-scale promotion and application.
Description of the drawings
Fig. 1 is the production technological process of the present invention.
The present invention is further illustrated with reference to the accompanying drawings and detailed description.
Specific implementation mode
Embodiment 1：As shown in Figure 1, including cryogenic liquid storage tank 1, cryogenic liquid high-pressure pump 2, air temperature type cryogenic liquid vapour
Change device 3, heat exchanger and thermostat 4, steam turbine 5, generator 6, gas air storage chamber 7, gas expansion liquefaction device 8, nitrogen processed and
Separating-purifying equipment 9, discharge duct 10, cryogenic liquid pipeline 11, low pressure room temperature pipeline 12 and normal temperature high voltage pipeline 13, Low Temperature Liquid
Body storage tank 1 is connected to cryogenic liquid high-pressure pump 2 by cryogenic liquid pipeline 11, and cryogenic liquid high-pressure pump 2 passes through cryogenic liquid pipe
Road 11 connects air temperature type cryogenic liquid vaporizer 3, and air temperature type cryogenic liquid vaporizer 3 connects hot friendship by normal temperature high voltage pipeline 13
Parallel operation and thermostat 4, heat exchanger and thermostat 4 connect steam turbine 5, the connection power generation of steam turbine 5 by normal temperature high voltage pipeline 13
Machine 6 is simultaneously connected to gas air storage chamber 7 by discharge duct 10, and gas air storage chamber 7 is respectively connected to by low pressure room temperature pipeline 12
Gas expansion liquefaction device 8 and nitrogen processed and separating-purifying equipment 9, gas expansion liquefaction device 8 are connected by cryogenic liquid pipeline 11
Connect cryogenic liquid storage tank 1.Cryogenic liquid storage tank 1 in the present invention is a kind of for specially storing and supplying liquefied gas at low temp
Jacket type vacuum-powders insulation pressure vessel.Cryogenic liquid high-pressure pump 2, which is the centrifugal force generated using impeller rotation, makes liquid
Pressure rise and achieve the purpose that conveying, due to cryogenic liquid high-pressure pump 2 convey medium be cryogenic liquid, in pumped (conveying) medium mistake
Cheng Zhongying keeps low temperature, so the present invention is conveyed using cryogenic liquid pipeline 11, if once from cryogenic liquid high-pressure pump 2
Surrounding absorbs more heat, then cryogenic liquid can largely vaporize generation gas in cryogenic liquid high-pressure pump 2, low to influence
The work of geothermal liquid high-pressure pump 2.Vaporizer is a kind of industry and civilian energy-saving equipment, and effect is that the gas of liquid is converted
For gaseous gas.There are many gas being directed to, such as：Liquid oxygen, liquid nitrogen, liquid argon etc., and vaporizer is also classified into very
It is a variety of, there are submerged combustion vaporization device, solid conductive heat formula vaporizer, air temperature type vaporizer, forced ventilation formula vaporizer, circulating hot water
Water bath type vaporizer, steam heating water bath type vaporizer, electric heating water bath vaporizer etc., the air temperature type low temperature that the present invention uses
Liquid vaporizer 3 is made of finned aluminum pipe, when the liquid gas of " ice-cold " flows into air temperature type cryogenic liquid vaporizer 3
When, the air around air temperature type cryogenic liquid vaporizer 3 generates heat exchange, temperature drop with the ice-cold liquid gas in fin aluminum pipe
It is low, to cause the flowing of air, there is the air of new " relatively hot " to be rushed to the continuation of 3 surrounding of air temperature type cryogenic liquid vaporizer
New heat exchange occurs.Heat exchanger and thermostat 4 in the present invention are by heat exchanger in atmospheric heat and pipeline
Gas heat exchanges, and improves the temperature of gas in pipelines, is heated by thermostat if temperature does not reach ideal temperature
To target temperature.Steam turbine 5, which is used to high pressure gas inputting expansion work in steam turbine, exports power.The effect of generator 6 is
The energy conversion of other forms is exported at electric energy.The effect of gas air storage chamber 7 is storage gas, makes gas not by extraneous shadow
Ring, do not influence gas purity and circular flow.The effect of gas expansion liquefaction device 8 is by GM Refrigerator Working natural gas
Or pure gas（Such as oxygen, nitrogen, hydrogen, neon and helium）Cool down and be condensed into respectively liquid.The liquefaction of gas is the Te ﹑ according to gas
What condensation temperature and requirement were realized by corresponding liquefaction cycle, typical cycle has throttling liquefaction Xun Huan ﹑ band expanding machines
Liquefaction Xun Huan ﹑ Gas Refrigerators cycle and Cascade refrigeration cycle etc..The gas being liquefied passes through compressor compresses and expansion
Machine expands to freeze.Expanding machine is the principle for exporting mechanical work when being depressured using expansion of compressed gas outward and gas temperature being made to reduce
Exporting mechanical work outward to obtain energy, when being depressured using expansion of compressed gas makes the principle that gas temperature reduces to obtain cold
Machinery.Expanding machine is usually used in profound hypothermia equipment.The effect of nitrogen and separating-purifying equipment 9 processed is utilized using air as raw material
Oxygen and nitrogen separating-purifying in air are obtained nitrogen by the method for physics, and obtained nitrogen enters gas expansion liquefaction device 8,
Become liquid nitrogen recycling.
The above equipment is commercial product, and directly purchase finished product is installed on the market.
Operation principle：First, the nitrogen in air is purified by nitrogen processed and separating-purifying equipment 9 with oxygen separation, is obtained
To nitrogen, it is then fed into the storage of gas air storage chamber 7, then nitrogen liquefies by gas expansion liquefaction device 8, obtains liquid
Nitrogen, liquid nitrogen are delivered to cryogenic liquid storage tank 1 by cryogenic liquid pipeline 11 again and store.Certainly, liquid nitrogen can also directly outsourcing at
Product.When power generation, by cryogenic liquid（Liquid nitrogen）It is delivered in cryogenic liquid high-pressure pump 2 and is pressurized by cryogenic liquid pipeline 11,
Then it is pumped into cryogenic liquid vaporizer in air temperature type cryogenic liquid vaporizer 3 into normal temperature high voltage gas by cryogenic liquid pipeline 11
Body, the normal temperature high voltage gas are delivered in heat exchanger and thermostat 4 by normal temperature high voltage pipeline 13, are improved by heat exchanger
Then the temperature of gas in pipelines is delivered to expansion workmanship in steam turbine 5 by normal temperature high voltage pipeline 13 and is converted into mechanical energy, drives
The dynamic operating of generator 6 produces electricl energy output；Enter gas by discharge duct 10 into the gas after the expansion workmanship of steam turbine 5 to store up
Gas chamber 7 stores, and then the gas extraction of gas air storage chamber 7 is liquefied by gas expansion liquefaction device 8, low after liquefaction
Geothermal liquid is delivered to cryogenic liquid storage tank 1 by cryogenic liquid pipeline 11, and the cryogenic liquid in cryogenic liquid storage tank 1 is again by low
Geothermal liquid pipeline 11 is delivered in cryogenic liquid high-pressure pump 2 and is pressurized, and is then pumped into vapour in air temperature type cryogenic liquid vaporizer 3
It is melted into normal temperature high voltage gas, normal temperature high voltage gas is delivered to by normal temperature high voltage pipeline 13 in heat exchanger and thermostat 4 again to be led to
Over-heat-exchanger improves the temperature of gas in pipelines, then is delivered to expand in steam turbine 5 by normal temperature high voltage pipeline 13 and do manual work
It is converted into mechanical energy, the driving operating of generator 6 produces electricl energy output, is thusly-formed closed circulating, generates endlessly electric
Energy.Cryogenic liquid is a kind of liquid easily vaporized very much, is existed in the form of a vapor at normal temperatures and pressures and by pressurizeing and dropping
Temperature makes it become the form of liquid.Common cryogenic liquid includes liquid oxygen, liquid hydrogen, liquid nitrogen, liquid argon, liquid CO 2 and liquid
It is empty（Liquefied air, oxygen, nitrogen, argon mixture under low temperature）Deng, in this example select liquid nitrogen be medium.
Claims (5)
1. a kind of cryogenic liquid vaporizer electricity-generating method, it is characterised in that：It by cryogenic liquid by cryogenic liquid Pipeline transport extremely
It is pressurized, is then pumped into cryogenic liquid vaporizer in air temperature type cryogenic liquid vaporizer into room temperature height in cryogenic liquid high-pressure pump
It calms the anger body, normal temperature high voltage gas by heat exchanger in normal temperature high voltage Pipeline transport to heat exchanger by improving gas in pipelines
Temperature, be then converted into mechanical energy by expanding workmanship in normal temperature high voltage Pipeline transport to steam turbine, drive generator operation
Produce electricl energy output；Gas after doing manual work into turbine expansion enters the storage of gas air storage chamber by discharge duct, then leads to
It crosses gas expansion liquefaction device the gas extraction of gas air storage chamber is liquefied, the cryogenic liquid after liquefaction passes through cryogenic liquid
For Pipeline transport to cryogenic liquid storage tank, the cryogenic liquid in cryogenic liquid storage tank passes through cryogenic liquid Pipeline transport to Low Temperature Liquid again
It is pressurized in body high-pressure pump, is then pumped into air temperature type cryogenic liquid vaporizer and is vaporized into normal temperature high voltage gas, the room temperature is high
Calm the anger body again by improving the temperature of gas in pipelines in normal temperature high voltage Pipeline transport to heat exchanger by heat exchanger, then
It is converted into mechanical energy by expanding workmanship in normal temperature high voltage Pipeline transport to steam turbine, driving generator operation produces electricl energy defeated
Go out.
2. cryogenic liquid vaporizer electricity-generating method according to claim 1, it is characterised in that：The cryogenic liquid includes liquid
Nitrogen, liquid argon, liquid oxygen, liquid hydrogen, liquid air or liquid CO 2.
3. cryogenic liquid vaporizer electricity-generating method according to claim 2, it is characterised in that：The cryogenic liquid is liquid
Nitrogen, the liquid nitrogen are to be purified the nitrogen in air with oxygen separation using nitrogen processed and separating-purifying equipment, obtain nitrogen, then again
Nitrogen is liquefied to obtain by gas expansion liquefaction device.
4. a kind of cryogenic liquid vaporizer generating equipment, it is characterised in that：Including cryogenic liquid storage tank（1）, cryogenic liquid high-pressure pump
（2）, air temperature type cryogenic liquid vaporizer（3）, heat exchanger and thermostat（4）, steam turbine（5）, generator（6）, gas gas storage
Room（7）, gas expansion liquefaction device（8）, nitrogen and separating-purifying equipment processed（9）, the cryogenic liquid storage tank（1）It is connected to low
Geothermal liquid high-pressure pump（2）, cryogenic liquid high-pressure pump（2）Connect air temperature type cryogenic liquid vaporizer（3）, air temperature type cryogenic liquid vapour
Change device（3）Connect heat exchanger and thermostat（4）, heat exchanger and thermostat（4）Connect steam turbine（5）, steam turbine（5）Connection
Generator（6）With gas air storage chamber（7）, gas air storage chamber（7）It is connected to gas expansion liquefaction device（8）It is carried with nitrogen processed and separation
Pure equipment（9）, gas expansion liquefaction device（8）Connect cryogenic liquid storage tank（1）.
5. cryogenic liquid vaporizer generating equipment according to claim 4, it is characterised in that：It further include discharge duct（10）、
Cryogenic liquid pipeline（11）, low pressure room temperature pipeline（12）With normal temperature high voltage pipeline（13）, the cryogenic liquid storage tank（1）Pass through
Cryogenic liquid pipeline（11）It is connected to cryogenic liquid high-pressure pump（2）, cryogenic liquid high-pressure pump（2）Pass through cryogenic liquid pipeline（11）
Connect air temperature type cryogenic liquid vaporizer（3）, air temperature type cryogenic liquid vaporizer（3）Pass through normal temperature high voltage pipeline（13）Connection heat
Exchanger and thermostat（4）, heat exchanger and thermostat（4）Pass through normal temperature high voltage pipeline（13）Connect steam turbine（5）, steam turbine
（5）Pass through discharge duct（10）It is connected to gas air storage chamber（7）, gas air storage chamber（7）Pass through low pressure room temperature pipeline（12）Connection
To gas expansion liquefaction device（8）With nitrogen processed and separating-purifying equipment（9）, gas expansion liquefaction device（8）Pass through cryogenic liquid
Pipeline（11）Connect cryogenic liquid storage tank（1）.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109989795A (en) * | 2018-01-02 | 2019-07-09 | 牛顺喜 | Air energy air conditioner and electricity generation system |
| CN109736911A (en) * | 2019-03-05 | 2019-05-10 | 贵州康德农业科技有限公司 | A kind of liquid nitrogen power regenerating recycles vaporization electricity-generating method and generating equipment |
| CN112364465B (en) * | 2020-12-07 | 2022-04-15 | 中国市政工程华北设计研究总院有限公司 | Method for calculating height of supporting leg of air-temperature gasifier |
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| CN206530369U (en) * | 2016-11-10 | 2017-09-29 | 贵州康德农业科技有限公司 | A kind of cryogenic liquid vaporizer electricity generation system |
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Effective date of registration: 20230724 Address after: 554001 Shop 15-1-25, Fengqing Garden, Pingxi Office, Yuping Dong Autonomous County, Tongren City, Guizhou Province Patentee after: Guizhou Dingpeng New Energy Technology Co.,Ltd. Address before: 554001 Xiangjia Village Group, Maopo Village, Zhujiachang Town, Yuping Dong Autonomous County, Tongren Prefecture, Guizhou Province Patentee before: GUIZHOU KANGDE AGRICULTURAL TECHNOLOGY CO.,LTD. |