CN101598041A - Utilize environment low-heat or factory's used heat to produce the method and the device of power and cold air - Google Patents
Utilize environment low-heat or factory's used heat to produce the method and the device of power and cold air Download PDFInfo
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- CN101598041A CN101598041A CNA2008101115191A CN200810111519A CN101598041A CN 101598041 A CN101598041 A CN 101598041A CN A2008101115191 A CNA2008101115191 A CN A2008101115191A CN 200810111519 A CN200810111519 A CN 200810111519A CN 101598041 A CN101598041 A CN 101598041A
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Abstract
A kind of method and device that utilizes environment low-heat or factory's used heat to produce power and cold air, comprise: liquid nitrogen container, the high-pressure liquid nitrogen pump, gas-liquid heat-exchange, high pressure tank, decompressor (pneumatic motor), throttle valve, and generator, battery pack, instrument, valve compositions such as (not marking), the cryogenic fluid liquid nitrogen passes through repeatedly heat exchange in device, change high pressure nitrogen into from liquid nitrogen, high pressure nitrogen is by the decompressor work done, produce power, the traffic tool such as driving steamer travel, also can drive mechanical work done or drive generator for electricity generation, the low-pressure nitrogen that decompressor is discharged returns liquid nitrogen container from new circulation after recovery is condensed into liquid nitrogen, this apparatus structure is simple, rely on the phase transformation circulation of liquid nitrogen, convert environment thermal energy and factory's used heat to power and cold air, have high economic benefit and social benefit.
Description
Technical field
The present invention relates to a kind of method and apparatus that utilizes environment low-heat that cryogenic fluid will be difficult to utilize or factory's used heat to convert power and cold air to, belong to the energy utilization technology field.
Background technique
In current society, the acquisition of 90% above energy all is to change by consuming non-renewable energy resources such as petrochemical industry, fully with the converted green energy resource of natural energy, water energy, wind energy, solar energy etc. are only arranged, but solar energy density is too low, and wind energy randomness is too strong, cuts in and out, it is little when time thes be big, water can be subjected to the restriction of geographical environment especially, does not have bigger drop, is difficult to generating, and conversion cost height such as wind energy, solar energy, be difficult on market, compete with conventional energy resource.The heat energy that is contained in the atmosphere under the ambient condition, enormous amount, omnipresent, it is less influenced by various factor of natural environment, if can be with its large-scale application, will replace conventional fossil energy gradually and become the main flow energy of human society from now on.
Summary of the invention
The object of the present invention is to provide a kind of energy will be present in the atmosphere, in the ocean, be difficult in a large number utilize in the extremely huge environment low-heat of underground quantity and the factory in, low-temperature waste heat is converted to the device of power and cold air, it is a kind of inexhaustible that the environment low-heat is become, nexhaustible new green power, factory's used heat is turned waste into wealth, turn bane into boon.
Its method is to utilize cryogenic fluid (liquid nitrogen, liquid oxygen etc.) and ambient air (or factory's used heat) to carry out heat exchange, make the airborne heat gasification of cryogenic fluid absorbing environmental, about 800 times of volumetric expansions, liquid refrigerant is limited in the less Pressure Container of a setting and is gasificated into pressurized gas, high-pressure working medium gas is imported the decompressor expansion working, produce powerful power.Heat in the ambient air becomes cold air after being absorbed by cryogenic fluid, and this cold air is connect air-conditioning system, can replace air-conditioning temperature-reducing, inserts the factory installation that needs cooling, can replace the cooling water circulation, not only economizes on water but also generate electricity, and achieves many things at one stroke.The low temperature of discharging behind the described high-pressure working medium gas expansion working hangs down gas, is condensed into liquid state through gas-liquid heat-exchange and liquefaction plant, returns working medium container again from newly circulating after the throttle valve throttling becomes normal pressure, and whole conversion process of energy can be carried out continuously.
The present invention is achieved in that a kind of cryogenic fluid that utilizes converts environment low-heat or factory's used heat the device of power and cold air to, comprises (not marking on the figure) such as liquid nitrogen container, high-pressure liquid nitrogen pump, gas-liquid heat-exchange, high pressure tank, decompressor, low pressure air pump (or fan), liquefaction plant, throttle valve and battery pack, switch, valve, control system.Liquid nitrogen container comprises a jar interior cryogenic fluid liquid nitrogen.Described liquid nitrogen container connects the high-pressure liquid nitrogen pump, described high-pressure liquid nitrogen pump connects gas-liquid heat-exchange, liquid nitrogen pumps into gas-liquid heat-exchange through the high-pressure liquid nitrogen pump, carry out heat exchange with low-temp low-pressure nitrogen from decompressor, low-temp low-pressure nitrogen is liquefied as the low pressure liquid nitrogen after losing heat, described high-pressure liquid nitrogen has absorbed the heat of low-pressure nitrogen, is gasificated into cryogenic high pressure nitrogen.Described gas-liquid heat-exchange connects high pressure tank, and described low cryogenic high pressure nitrogen enters ambient air or the factory's used heat that high pressure tank and blower fan send into and carries out heat exchange.Described cryogenic high pressure nitrogen has absorbed the heat energy in ambient air or the factory's used heat, and temperature, pressure get a promotion, and capacity for work strengthens.And ambient air or factory's used heat become cryogenic gas after losing heat.The ambient air UNICOM cooling air system of low temperature can replace air conditioner and air-conditioning.The plant gas of low temperature circulates from new importing high temperature factory installation, replaces factory's water-cooling circulating system, can economize on water, energy-conservation.Described high pressure tank connects decompressor, and high pressure nitrogen enters the decompressor expansion working, and the kinetic energy of output can be used for driving machinery equipment or as the power of the traffic tool such as automobile steamer, but also connecting generator generating.Described decompressor relief opening connects gas-liquid heat-exchange, and high pressure nitrogen becomes low-temp low-pressure nitrogen behind the expansion working in decompressor, enter gas-liquid heat-exchange and be condensed into low pressure liquid nitrogen or cryogenic nitrogen steam.Described gas-liquid heat-exchange connects liquid nitrogen container, and described low pressure liquid nitrogen and cryogenic nitrogen steam enter liquid nitrogen container and further be condensed into the low pressure liquid nitrogen.The outlet of low pressure liquid nitrogen connects throttle valve, becomes the normal pressure liquid nitrogen to return liquid nitrogen container from new circulation through the throttle valve throttling.Science of the present invention, reasonable, simple in structure, conversion cost is cheap, and the pressurized gas energy density of changing out is big, can produce very strong driving force.Thereby purposes is extremely extensive, and it is simple to change required condition, be subjected to the restriction of natural causes such as geography and climate less, almost any environment, any place can both be from air, in the water or underground acquisition power, be a kind of potentiality that have, novel, reproducible green energy resource, its economic benefit and social benefit are very huge.
Elaborate with accompanying drawing in conjunction with the embodiments
Description of drawings
Fig. 1 is a schematic flow sheet of the present invention.1. 6. decompressor 7. liquefaction plants 8. throttle valve 9. factory's heat-producing devices of liquid nitrogen container 2. high-pressure liquid nitrogen pumps 3. gas-liquid heat-exchange 4. high pressure tanks, 5. air pumps (or fan)
Embodiment
Flow process of the present invention as shown in the figure, its embodiment is:
High-pressure liquid nitrogen pump 2 (does not mark on the figure) under the startup of control system and liquid nitrogen is pumped into gas-liquid heat-exchange .3 from liquid nitrogen container makes the normal pressure liquid nitrogen become high-pressure liquid nitrogen, and described high-pressure liquid nitrogen carries out heat exchange with the low-temp low-pressure nitrogen of discharging from decompressor 6.Described low-temp low-pressure nitrogen is emitted heat of condensation and is condensed into the low pressure liquid nitrogen, and the heat of high-pressure liquid nitrogen absorption low-temp low-pressure nitrogen is gasificated into cryogenic high pressure nitrogen and enters high pressure gas holder 4.The normal temperature Working medium gas (air or factory's waste hot gas) that described cryogenic high pressure nitrogen is sent into blower fan 5 in high pressure gas holder 4 carries out heat exchange.The heat of normal temperature Working medium gas such as cryogenic high pressure nitrogen absorption air, temperature raises, and pressure increases, and capacity for work is increased dramatically, and has realized rudimentary environment thermal energy is converted to the pressurized gas expansion energy with powerful capacity for work, has finished the upgrading of energy.And become cryogenic gas one cold air behind the normal temperature Working medium gas loss of heat.Can be used for air-conditioning system and place and facility that all need be lowered the temperature.Described high pressure gas holder 4 connects with decompressor 6, and the high pressure nitrogen in the high pressure gas holder enters the decompressor expansion working, produces power output.Described high pressure nitrogen becomes low-temp low-pressure nitrogen and enters gas-liquid heat-exchange 3 behind the expansion working in decompressor 6, being condensed into low pressure liquid nitrogen or low pressure nitrogen steam. the liquefaction plant 7 that enters then in the liquid nitrogen container is condensed into the low pressure liquid nitrogen, carries out the next one and follows bad for the normal pressure liquid nitrogen returns liquid nitrogen container through throttle valve 8 throttlings.
Embodiment 1
The present invention is applied to the power system of ship, battery pack on the ship is under the effect of control system, start high-pressure liquid nitrogen pump 2, the liquid nitrogen in the liquid nitrogen container 1 is pumped into gas-liquid heat-exchange 3, liquid nitrogen becomes high pressure by normal pressure, carries out heat exchange with the low-temp low-pressure nitrogen of discharging from decompressor 6.High-pressure liquid nitrogen absorbs the heat of condensation that low-temp low-pressure nitrogen discharges.Be gasificated into cryogenic high pressure nitrogen, enter high pressure gas holder 4.The high pressure gas holder of ship can be located in the ship.Such as, hull is made bilayer, intermediate section becomes some independent high pressure nitrogen gas storage chambers every some less spaces, separately by corresponding pipeline to the decompressor air feed; The cryogenic high pressure nitrogen that comes out from gas-liquid heat-exchange also passes through pipeline, replenishes cryogenic high pressure nitrogen to each gas storage chamber respectively.Low pest high pressure nitrogen carries out heat exchange in the high-pressure gas chamber by air chamber wall and ambient air or sea (river) water, is the expansion energy of high pressure nitrogen with the thermal power transfer in air and the water.Because the gas storage chamber capacity is big on the ship, quantity is many, the pressurized gas expansion energy that enormous quantity not only can be provided is as power, and after using up, the pressurized gas of first gas storage chamber replenish into new cryogenic high pressure nitrogen, pressurized gas to a last gas storage chamber use up, and the centre has considerable time to allow the cryogenic high pressure nitrogen of first benefit eight have adequate time and external environment to carry out the heat exchange platform.Thereby the expansion energy that makes the low-temperature energy sources of surrounding environment convert high pressure nitrogen to is very easy to and number is huge, can be to guarantee the needs of ship navigating power.In addition, because each high-pressure gas chamber is independent sealed.When hull hits a submerged reef, collide or attacked when impaired, water can only enter the little gas storage chamber of damaged part at most, and whole ship is not enough to cause safety problem.Thereby avoided the danger of whole ship sinking.Simultaneously, store a large amount of liquid nitrogen, can carry out multistage cooling liquid, can satisfy the exhaust demand of decompressor maximum with the liquefying speed that guarantees institute's exhaust body the low-temp low-pressure nitrogen that decompressor is discharged because hull has than large space.For small boat or obsolete vessel transformation.Because few of space is provided with big capacity high gas holder in hull, high pressure tank can be made two huge long cylinders, be placed on the hull both sides, cryogenic high pressure nitrogen in the tube carries out heat exchange by barrel and water or air, draw in the water or airborne heat, convert the expansion energy of high pressure nitrogen to, drive ship and travel.Two lighthouse buoys are energy conversion device, can increase the buoyancy of ship again, and capacity of anti-storm.Even the ship breakage is leaked, also be unlikely to very fast sinking, can strive for more rescue time.
The present invention is for traffic tool such as defeated ship, train, automobiles, and not only simple in structure, pollution-free, zero-emission the more important thing is that it does not consume the non-renewable energy, use be ubiquitous.Reproducible, inexhaustible environmental protection natural energy resources.And powerful, the cheap fossil energies such as any traditional vapour, diesel oil that never are second to of expense.
Embodiment 2
The present invention should be in setting up large-scale low-heat power station.Whole implementation process and power output mode of execution basically identical just need hugeization of device of the present invention.And set up a plurality of high pressure gas holders in turn to large-scale decompressor (or gas is failed machine) air feed, and liquid nitrogen container also need be set up a plurality of, and series connection uses multi-stage condensing required to satisfy a large amount of recovery exhaust liquefaction condensations.Or many this devices of cover parallel connection connection power generating equipment that outputs power at last is installed, can form scale power generation.This power station is if build near the factories and miness of a large amount of factories used heat or build the higher area of temperature all the year round in, and its generating effect is even more ideal.As setting up this power station in a large number, also can improve significantly to the extremely hot environment in locality.And cost of electricity-generating is very cheap, has great economic benefit and social benefit.
Embodiment 3
The present invention is applied to the cooling of factory's heat-producing device, for the water-cooled circulation, can save a large amount of industrial waters with the air cooling circulation, and reduce expenses such as the discharging of industrial sewage and scale removal, liquid medicine processing, with the waste-heat power generation of equipment, not only energy-conservation, its economic benefit is also considerable.
The present embodiment method is shown in figure (1), under the driving of pump (5), Working medium gas (nitrogen) carries out closed circulation between pressure pan (4) and industrial heat-producing device (9), at first pump (5) pumps into high pressure gas holder (4) and cryogenic high pressure nitrogen with nitrogen and carries out heat exchange, nitrogen becomes low temperature nitrogen after with heat transferred cryogenic high pressure nitrogen and enters industrial heat-producing device (9), makes the industry equipment temperature reduce warm nitrogen in own itself being heated to form.The cryogenic high pressure nitrogen temperature is raise the heat transferred cryogenic high pressure nitrogen of taking out of the industrial heat-producing device from newly entering pressure pan (4) under the effect of air pump (5), pressure increases, and capacity for work strengthens, so repeatedly circulation.
Embodiment 4
The present invention is applied to air-conditioning, and refrigeration is held concurrently and generated electricity.(Fig. 1) its flow process principle and embodiment (3) are basic identical, difference is 1, embodiment (3) is applied to industry, present embodiment is conceived to civilian (dwelling house, market etc.), 2, industrial Working medium gas is a nitrogen, the Working medium gas of idle call is the fresh air after filtering, 3, industrial air cooling circulation is closed circulation for the water-cooled circulation, and the cool air of the most employing of civilian air-conditioning after will handling directly enters the open cycle in the space that lowers the temperature.Because the cold air that the present invention produced, not only energy consumption is low, and can also extract heat energy in producing the cold air process, is used for generating.Therefore, the present invention's air conditioner has broken now that air conditioner is the fixed mode of highly energy-consuming equipment, becomes the low energy consumption air conditioner.Go over the indoor cold air that no longer needs in summer.This device also can transform the environment thermal energy generator into, to family or market power supply.Need heating winter, also available is installed the electricity of being sent out and is used to drive heat pump, the raising room temperature.Family, market or restaurant etc. have this device of cover, can protect throughout the year that it's like spring all the year round, needn't worry that also power supply administration has a power failure.
The foregoing description proves: the present invention is simple in structure, and the energy conversion cost is low, and the efficient height can be at any time, and the place obtains a large amount of green energy resources at any time.This device is the best transition device of new green power, and its economic benefit and social benefit are immeasurable.
Claims (6)
1, a kind of method and apparatus that utilizes environment low-heat or factory's used heat to produce power and cold air, method is for carrying energy working medium with liquid nitrogen, by heat exchange, produce liquid-gas phase transition, circulate by liquid-gas phase transition, convert the environmental low-calorie absorption to the pressurized gas expansion energy continually, convert power and cold air to by pneumatic motor again, it is characterized in that: described device comprises liquid nitrogen container, high-pressure liquid nitrogen pump, gas-liquid heat-exchange, high pressure tank, decompressor, liquefaction plant, throttle valve.Described liquid nitrogen container (1) links with high-pressure liquid nitrogen pump (2) import, the liquid nitrogen import of the outlet of described high-pressure liquid nitrogen pump (2) and gas-liquid heat-exchange (3) links, the liquid nitrogen outlet of described gas-liquid heat-exchange (3) links with the suction port of high pressure tank (4), the suction port of the outlet of described high pressure tank (4) and pneumatic motor (6) links, the nitrogen suction port of the relief opening of described pneumatic motor (6) and gas-liquid heat-exchange (3) links, the import of the liquefaction plant (7) in the nitrogen outlet of described gas-liquid heat-exchange (3) and the liquid nitrogen container links, the import of the outlet of described liquefaction plant (7) and throttle valve (8) links, and the liquid entering hole of the outlet of described throttle valve (8) and liquid nitrogen container (1) links.
2, the device that utilizes environment low-heat or factory's used heat to produce power and cold air according to claim 1 is characterized in that: at its relevant position or pipe interface place, the valve relevant with it, instrument, monitoring, control unit are housed.
3, the device that utilizes environment low-heat or factory used heat to produce power and cold air according to claim 1 is characterized in that: described liquid nitrogen container (2) (liquid nitrogen and liquefaction plant in comprising) can be 1 or several.
4, the device that utilizes environment low-heat or factory used heat to produce power and cold air according to claim 1 is characterized in that: described high pressure tank (5) can be one or several.
5, the device that utilizes environment low-heat or factory used heat to produce power and cold air according to claim 1 is characterized in that: described throttle valve (9) can be one or several.
6, the device that utilizes environment low-heat or factory's used heat to produce power and cold air according to claim 1, it is characterized in that: described gas-liquid heat-exchange (4) outside is surrounded by thermal-protective material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101115191A CN101598041A (en) | 2008-06-05 | 2008-06-05 | Utilize environment low-heat or factory's used heat to produce the method and the device of power and cold air |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101115191A CN101598041A (en) | 2008-06-05 | 2008-06-05 | Utilize environment low-heat or factory's used heat to produce the method and the device of power and cold air |
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| Publication Number | Publication Date |
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| CN101598041A true CN101598041A (en) | 2009-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2008101115191A Pending CN101598041A (en) | 2008-06-05 | 2008-06-05 | Utilize environment low-heat or factory's used heat to produce the method and the device of power and cold air |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230403A (en) * | 2011-05-16 | 2011-11-02 | 墙新奇 | Method and equipment for realizing low-temperature thermal power generation by cryogenic technology |
| CN103807020A (en) * | 2013-01-25 | 2014-05-21 | 摩尔动力(北京)技术股份有限公司 | Liquid nitrogen high-temperature engine |
| WO2014114266A1 (en) * | 2013-01-27 | 2014-07-31 | 南京瑞柯徕姆环保科技有限公司 | Refrigeration power cycle refrigeration apparatus |
| CN107764146A (en) * | 2017-11-14 | 2018-03-06 | 武汉科技大学 | For obstructing the Bubble Heavy Curtain generating means and its application method of Blasting in deep water shock wave |
-
2008
- 2008-06-05 CN CNA2008101115191A patent/CN101598041A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230403A (en) * | 2011-05-16 | 2011-11-02 | 墙新奇 | Method and equipment for realizing low-temperature thermal power generation by cryogenic technology |
| CN103807020A (en) * | 2013-01-25 | 2014-05-21 | 摩尔动力(北京)技术股份有限公司 | Liquid nitrogen high-temperature engine |
| CN103807020B (en) * | 2013-01-25 | 2016-06-22 | 摩尔动力(北京)技术股份有限公司 | Liquid nitrogen high-temperature engine |
| WO2014114266A1 (en) * | 2013-01-27 | 2014-07-31 | 南京瑞柯徕姆环保科技有限公司 | Refrigeration power cycle refrigeration apparatus |
| CN107764146A (en) * | 2017-11-14 | 2018-03-06 | 武汉科技大学 | For obstructing the Bubble Heavy Curtain generating means and its application method of Blasting in deep water shock wave |
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Open date: 20091209 |