CN105009993A - Carbon dioxide supply apparatus - Google Patents
Carbon dioxide supply apparatus Download PDFInfo
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- CN105009993A CN105009993A CN201510302161.0A CN201510302161A CN105009993A CN 105009993 A CN105009993 A CN 105009993A CN 201510302161 A CN201510302161 A CN 201510302161A CN 105009993 A CN105009993 A CN 105009993A
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- heat
- refrigerator
- heat exchanger
- burner
- carbon dioxide
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/18—Greenhouses for treating plants with carbon dioxide or the like
Abstract
The present invention discloses a carbon dioxide supply apparatus. The carbon dioxide supply apparatus is characterized by comprising a burner (1), a cooler (3) and a heat exchanger (6) for heat absorption. A fluid cooled by a cooling cycle of the cooler (3) flows through the heat exchanger (6) for heat absorption. The burner (1) comprises a combustion unit for combusting fuel; a first supply unit, wherein the first supply unit comprises an electric heater for heating the fuel to be supplied to the combustion unit and the first supply unit supplies the fuel heated by the electric heater to the combustion unit; and a second supply unit, wherein the second supply unit comprises a heat exchange unit for transferring heat of the combustion unit into heat for vaporization of the fuel, the second supply unit supplies the fuel heated by the heat exchange unit to the combustion unit, and the electric heater and the heat exchange unit are connected in parallel to the combustion unit.
Description
Technical field
The present invention relates to a kind of gas supply device, be specifically related to a kind of appliance for applying carbon dioxide.
Background technology
In traditional gardening greenhouse, usually the inside and outside window connecting greenhouse is opened or closed the temperature and humidity regulated in greenhouse.Meanwhile, daylight or artificial light is adopted to carry out the light needed for photosynthesis for plant.For realizing the environment being suitable for plant, haveing nothing to do with outside atmosphere, the boiler for heating being installed sometimes, for regulating the humidifier etc. of humidity.In this gardening greenhouse, adopt the air introduced from outside to guarantee the carbonic acid gas (CO2) consumed when photosynthesis, adopt the CO2 produced in the microorganism of the middle lives such as soil, adopt the CO2 gas that industry produces, adopt the CO2 produced when combustion fuel or after oxidation reaction, or use additive method.
Have problems in above CO2 supply method.For the air introduced from outside, the environment of inside greenhouse changes when the air supply CO2 by being introduced by outside.For this reason, pressure produced to plant or occur energy loss when adjusting ambient is to process the air introduced from outside.In addition, when photosynthesis carries out actively, make the concentration of CO2 raise and the phenomenon making more CO2 consume Promoting plant growth is more generally known from document etc.But the amount of CO2 is about 400ppm in extraneous air.Only use extraneous air, the concentration of CO2 cannot be raised when photosynthesis carries out actively.For the CO2 produced by the microorganism in soil etc., the amount of CO2 is grasped by the activity of source microorganism, so stable supply is difficult.For the utilization of the CO2 gas of industrial generation, do not exist by the factor of the environmental Kuznets Curves of inside greenhouse and can be used for the CO2 of aequum, but be generally used for that CO2 gas is delivered to greenhouse from its generation and cause cost of transportation, so there is the problem of the higher unit price of CO2 gas.In addition, for reducing cost of transportation, need, in side, greenhouse, large scale storage tank and other equipment are installed.There is the problem of high initial outlay and limited availability etc.
On the other hand, produce the conventional method of CO2 as combustion fuel, disclose the device be supplied to by burning gases by fan in greenhouse in prior art, in this device, heat during burning is supplied to the inside in greenhouse simultaneously.In the greenhouse adopting daylight, by day in process, also solar heat is supplied to and is greater than required degree.In this case, except the CO2 needed in greenhouse, unnecessarily for the heat giving burning gases, thus the temperature of inside greenhouse is raised and no longer can keep being suitable for the environment of plant.If the adjustment therefore will windowed for temperature and humidity raises to suppress temperature, temperature will reduce, but finally will be disposed to outside by the CO2 of burning supply and the concentration of CO2 no longer can raise simultaneously; Moreover burner power consumption is very high, concerning life-span of equipment of itself and energy-conservation, not ideal, cause certain energy to run off, cost is higher.
In addition, the CO2 gas supplied becomes the CO2 containing the combustion heat, so become the CO2 be difficult to produced directly be supplied to vicinity of plants, disclosed in prior art a kind of by the heat of waste gas and fluid communication to reduce the system of the temperature of waste gas.But, after removing the heat produced together with CO2, only it is abandoned at places such as cooling towers.Therefore there is the problem of the energy not effectively utilizing fuel.
Summary of the invention
For the deficiencies in the prior art, the invention provides the supply of a kind of new carbonic acid gas and overcome the deficiencies in the prior art part.
A kind of appliance for applying carbon dioxide, described appliance for applying carbon dioxide comprises burner, refrigerator and heat absorption heat exchanger, the fluid wherein cooled by the kind of refrigeration cycle of described refrigerator flows through described heat absorption heat exchanger, described burner comprises: the fuel element of combustion fuel: the first feed unit, it comprises the electric heater of heating to be fed to the fuel of described fuel element, and the fuel that described electric heater heats is supplied to described fuel element by described first feed unit; And second feed unit, it comprises the heat exchange unit of the heat of vaporization hot-cast socket of described fuel element being become described fuel, the fuel that described heat exchange unit heats is supplied to described fuel element by wherein said second feed unit, and it is single that wherein said electric heater and described heat exchange unit are connected in parallel to described burning; When the burning at described burner place, described appliance for applying carbon dioxide makes the obtained waste gas containing carbonic acid gas by described heat absorption heat exchanger to cool, and described waste gas is supplied to the inside of gardening greenhouse; Described feedway is provided with heat accumulation groove, and described heat accumulation groove stores the heat energy obtained by the burning at described burner, and described heat energy is used to drive described thermal drivers refrigerator; Described feedway is arranged on the inside of gardening greenhouse, and the heat energy of described burner and light separately utilize by described feedway.
Preferably, described refrigerator is thermal drivers refrigerator, and described thermal drivers refrigerator uses the heat energy produced by the burning of described burner to drive the kind of refrigeration cycle of described refrigerator.
Preferably, described heat accumulation groove reclaims the heat energy produced by the burning at described burner and the used heat produced by described thermal drivers refrigerator.
Preferably, the described kind of refrigeration cycle of described refrigerator is Adsorption Refrigeration Cycles or Absorption Cooling System.
Preferably, described feedway is provided with damping and heat-storing device, and described damping and heat-storing device use fluid from described heat accumulation groove with the water desorption adsorbed by desiccant.
Preferably, described feedway is also provided with hot driving heat exchanger, described hot driving heat exchanger uses fan blower drive air and be supplied to the inside of described gardening greenhouse, and be provided with and cut for valve, described cutting makes described thermal drivers refrigerator can be driven by the fluid from described heat accumulation groove for valve, and the used heat produced by described thermal drivers refrigerator can by described hot driving heat exchangers.
Preferably, described feedway is provided with described hot driving heat exchanger in the downstream of described heat absorption heat exchanger (6), and is passed described heat absorption heat exchanger by the air that described fan blower blows and flow to afterwards in described hot driving heat exchanger.
Preferably, described feedway is also provided with to be cut for valve, described in cut for valve by from described heat accumulation groove fluid run make described heat absorption heat exchanger play the effect of hot driving heat exchanger.
Preferably, described refrigerator is the vapour pressure miniature kind of refrigeration cycle with compressor, described compressor is by the motor driven with burner, described heat absorption heat exchanger is the evaporator of described vapour pressure miniature kind of refrigeration cycle, and the waste gas containing carbonic acid gas produced by the burning at described burner passes described heat absorption heat exchanger to cool described waste gas, and described waste gas is fed into the inside of described gardening greenhouse.
Preferably, what obtained by the burning of described burner is cooled to the temperature that described waste gas can be supplied to the plant in described gardening greenhouse containing the waste gas of carbonic acid gas by described heat absorption heat exchanger.
Technical scheme of the present invention has following beneficial effect:
Adopt a kind of appliance for applying carbon dioxide provided by the invention; the thermal change that the supply of CO2 produces is obtained and effectively adopts; the energy of the consumption being arranged on heater in gardening greenhouse or dehydrating unit respectively can be reduced, and become the energy that can be used effectively in and adopt in gardening greenhouse; In addition, dehumidifying is regulated to become possibility by moisture when inner sealing wherein by gardening greenhouse, with the systematic comparison making conbined usage is introduced from outside in dehumidification process air and heating, can heat energy be reduced, the possibility introducing air etc. from outside making to enter the insect of plant pest can be reduced.For utilizing CO2 and heat in gardening greenhouse, this system is preferably arranged in gardening greenhouse as a whole.Particularly, the special construction of burner makes energy loss in whole process drop to minimum, extends the life-span of device.
Accompanying drawing explanation
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Fig. 1 is the schematic diagram of the structure of first embodiment of the invention (burner 1 is opened);
Fig. 2 A is the schematic diagram of the structure of the thermal drivers refrigerator (Adsorption Refrigeration Cycles by the first absorber 101b) of first embodiment of the invention;
Fig. 2 B is the schematic diagram of the structure of the thermal drivers refrigerator (Adsorption Refrigeration Cycles by the second absorber 101c) of first embodiment of the invention;
Fig. 3 is the schematic diagram of the structure of first embodiment of the invention (burner 1 cuts out);
Fig. 4 is the schematic diagram of the structure of second embodiment of the invention (burner 1 is opened);
Fig. 5 is the schematic diagram of the structure of second embodiment of the invention (burner 1 cuts out).
Embodiment
In order to have a clear understanding of technical scheme of the present invention, its detailed structure will be proposed in the following description.Obviously, the concrete execution of the embodiment of the present invention also not enough specific details being limited to those skilled in the art and haveing the knack of.The preferred embodiments of the present invention are described in detail as follows, and except these embodiments described in detail, can also have other embodiments.
First embodiment
First embodiment of the invention is by combustion fuel in burner 1 and the waste gas containing CO2 is supplied to inside greenhouse and CO2 artificially is supplied to gardening greenhouse inside.Now, at burner internal, the heat produced when being used in burning carries out heat exchange to produce warm water.This warm water is supplied to thermal drivers (thermal drivers) refrigerator 3.Supplied warm water is converted into energy to produce cold water by thermal drivers refrigerator 3.Afterwards produced Cold water supply is contained the waste gas of CO2 with cooling with heat exchanger 6 to heat absorption.Cooling exhaust is preferred for temperature being reduced to the temperature that gas directly can be supplied to the plant of inside greenhouse.But, do not need gas to be cooled to the temperature that can directly supply.Also possibly use other cooler etc. with further refrigerating gas and the plant be supplied to afterwards in greenhouse.The above-mentioned example that directly can supply gas to the temperature of plant that is cooled to is only an example.
Described burner 1 comprises: the fuel element of combustion fuel: the first feed unit, it comprises the electric heater of heating to be fed to the fuel of described fuel element, and the fuel that described electric heater heats is supplied to described fuel element by described first feed unit; And second feed unit, it comprises the heat exchange unit of the heat of vaporization hot-cast socket of described fuel element being become described fuel, the fuel that described heat exchange unit heats is supplied to described fuel element by wherein said second feed unit, and it is single that wherein said electric heater and described heat exchange unit are connected in parallel to described burning; Burner 1 be not limited to be specifically designed to burning device or for heating or the boiler etc. of supplying hot water.It to adopt the burner of its waste gas to be exactly enough.The fuel cell that it is defined as internal combustion engine, external-combustion engine, use contain the steam reformation of the fuel of carbon, or other devices of device in wide region.With reference to the thermal drivers refrigerator 3 using the embodiment of Adsorption Refrigeration Cycles (absorption refrigeration circulation) that first embodiment of the invention is described, but the present invention is not limited thereto.It can also be Absorption Cooling System (absorption refrigeration cycle) or the common kind of refrigeration cycle using compressor 3.Here, in the meaning comprising all these, will use " refrigerator ".
As shown in fig. 1, embodiment of the present invention are mainly provided with burner 1, can by adopting the thermal drivers refrigerator 3 of the heat absorption heat of burner 1, and the heat absorption cooling water produced by thermal drivers refrigerator 3 be used to cool and regulate the heat absorption heat exchanger 6 of the moisture of the burning gases discharged from burner 1.Burner 1 is inner and produce warm water CO2 to be supplied to gardening greenhouse by the combustion gases exhaust containing CO2.By burner 1 is caused, temperature raises warm water passes the pipeline of pipeline L1 to input in thermal drivers refrigerator 3, to adopt the heat energy of burner 1 when there is no waste, and operate the Adsorption Refrigeration Cycles (illustrating) of thermal drivers refrigerator 3 below.In addition, secondary heat exchanger 2 reclaims heat from the burning gases produced at burner 1.
The cooling water that evaporator 102 (see Fig. 2 A) by thermal drivers refrigerator 3 cools is supplied by the loop of pipeline L2 from the connector " e " of thermal drivers refrigerator 3, and is supplied to heat absorption heat exchanger 6.The cooling and the moisture that heat exchanger 6 are used for the burning gases containing CO2 discharged from burner 1 regulate.Water is back to the connector " d " of thermal drivers refrigerator 3.The pipeline L3 that fluid in connection heat accumulation groove 5 flows thereon, with the connector " c " and " f " that make fluid pass secondary heat exchanger 2 and thermal drivers refrigerator 3, is back to heat accumulation groove 5 afterwards.In centre, in pipeline L3, Liquid-liquid heat exchanger 4 is set.At thermal drivers refrigerator 3 place through itself and warm water exchanged heat after pipeline L1.By this way, at pipeline L3 place, heat is reclaimed from the warm water through pipeline L1 at Liquid-liquid heat exchanger 4, and be stored in heat accumulation groove 5.When the present invention is configured to total system, the existence of heat accumulation groove 5 will be effective for heat recovery, even if but embodiment of the present invention are also set up when not having heat accumulation groove 5.In this case, the pipeline of the connector of thermal drivers refrigerator 3 " c " extremely " f " can be made to become for the pipeline by using the heat of fan etc. to disperse cooling.
Burning gases containing the CO2 produced by burner 1 are cooled to be suitable for the temperature of plant by heat absorption heat exchanger 6 and blow to gardening greenhouse inner by fan blower 8 afterwards.In heat absorption heat exchanger 6 downstream, hot driving heat exchanger 7 is installed.The air blowed by fan 8 is passed heat absorption heat exchanger 6 and flow in hot driving heat exchanger 7.
Thermal drivers refrigerator 3 must discharge the heat of used warm water, and discharges the heat that Adsorption Refrigeration Cycles absorbs as the used heat of its refrigerator.Therefore, adopt the fluid in heat accumulation groove 5 as the cooling water at pipeline L3 place.Fluid as the cooling water of this pipeline L3 passes through secondary heat exchanger 2, to reclaim the heat that cannot remove from waste gas before burner 1 is in loading thermal drivers refrigerator 3, reduces EGT simultaneously.After the heat reclaiming waste gas, used heat in fluid recovery thermal drivers refrigerator 3, the heat flowing out the fluid of outlet " f " is afterwards exchanged by Liquid-liquid heat exchanger 4 and the warm water (in pipeline L1) used at thermal drivers refrigerator 3 place, and is stored in heat accumulation groove 5 as high temperature fluid by fluid.As illustrated, the heat of heat accumulation groove 5 can be adopted in hot driving heat exchanger 7 for discharging heat to carry out heating or moisture adjustment below.Embodiment of the present invention are configured to be provided with three-way valve 9a to 9d and four-way valve 10 for switching between " heat absorption+moisture adjustment+thermmal storage pattern " and " moisture adjustment+heating mode ".Three-way valve 9a to 9d and four-way valve 10 can be configured to multiple stop valve.
Adsorption Refrigeration Cycles illustrates the Adsorption Refrigeration Cycles of the thermal drivers refrigerator 3 of embodiment of the present invention with reference to Fig. 2 A and 2B.
This Adsorption Refrigeration Cycles is as an example example.Any generally known Adsorption Refrigeration Cycles can be adopted in embodiments of the invention.Fig. 2 A is that the first absorber 101b of the Adsorption Refrigeration Cycles of wherein embodiment of the present invention operates as adsorption process, simultaneously the view that operates as desorption process of the second absorber 101c.On the other hand, Fig. 2 B be four-way valve 105a and 105b is changed 90 ° and the second absorber 101c as adsorption process operation and the view that operates as desorption process of the first absorber 101b.
This Adsorption Refrigeration Cycles is made up of, so that circulating refrigerant the first absorber 101b, condenser 103, the second absorber 101c and evaporator 102 in succession being connected into ring by pipeline.106a to 106c is fluid pump.As this fluid, usually use water, but also can use water and the fluid etc. based on the mixture of the antifreezing agent of ethylene glycol.First absorber 101b and the second absorber 101c accommodates the first absorption core 101a and second absorption core 101d of wherein filled with adsorbent respectively, when cooled, absorbs gas state cold-producing medium, and when heated, by cold-producing medium desorption.Absorbent absorbs the steam of periphery, thus the liquid state cold-producing medium evaporation in evaporator 102.When evaporating, the fluid from flow through the pipeline L2 of evaporator 102 inside captures heat, and produces cold water.
This kind of refrigeration cycle is provided with and extends through the pipe of the first absorber 101b to the input port 112 of condenser 103 from the delivery outlet 111 of evaporator 102, and extends through the pipe of the second absorber 101c to the input port 114 of evaporator 102 from the delivery outlet 113 of condenser 103.Between the delivery outlet 111 and the first absorber 101b of evaporator 102, be provided with steam valve (check valve) 104a.When the pressure of the first absorber 101b side drops down onto lower than predetermined value from the pressure of evaporator 102 side, check valve 104a opens.This check valve 104a allows cold-producing medium from evaporator 102 to the flowing of the first absorber 101b, and stops cold-producing medium backflow in the opposite direction.
Between the first absorber 101b and the input port 112 of condenser 103, be provided with steam valve (check valve) 104c.When the pressure of the first absorber 101b side is increased to higher than predetermined value (pressure higher than the pressure of condenser 103 side), check valve 104c opens.This check valve 104c allows cold-producing medium to flow from the first absorber 101b to condenser 103, and stops cold-producing medium backflow in the opposite direction.
In an identical manner, between the delivery outlet 114 and the second absorber 101c of evaporator 102, steam valve (check valve) 104b is provided with.When the Pressure Drop of the second absorber 101c side is low to moderate more than the pressure predetermined value lower than evaporator 102 side place, check valve 104b opens.This check valve 104b allows cold-producing medium to flow from evaporator 102 to the second absorber 101c, and stops cold-producing medium backflow in the opposite direction.
Between the second absorber 101c and the input port 113 of condenser 103, be provided with steam valve (check valve) 104d.When the pressure of the second absorber 101c side raises more than higher than predetermined value (pressure higher than the pressure of condenser 103 side), check valve 104d opens.This check valve 104d allows cold-producing medium to flow from the second absorber 101c to condenser 103, and stops cold-producing medium backflow in the opposite direction.
First absorption core 101a and second absorption core 101d is made up of a large amount of adsorbent on known heat exchanger and the surface that is attached to the pipe of heat exchanger, wing and other heat exchange sections.Heat exchanger has multiple pipes that heat medium or cooling medium are flowed by it, and the first end of these pipes engages and heat medium or coolant distribution or the collecting pipe grooves that is collected into wherein, and the wing of the big figure on the surface being connected to pipe etc.Adsorbent has catches (absorption) refrigerant vapour by cooling, and passes through the function of dissociation (desorption) adsorption refrigerating agent by heating.
Such as, in embodiments of the invention, as adsorbent, as main frame, adopt by aluminium oxide, phosphoric acid, or oxygen silicic acid, zeolite, silica gel, activated alumina, or a class of active carbon composition.Here, by heat medium is supplied to the first absorption core 101a and second absorption core 101d by pipe, the cold-producing medium desorption of absorption be it can be used as vapor discharge by the adsorbent of the first and second absorption core 101a and 101d.
In the bottom of the sidepiece of condenser 103, form delivery outlet 115, it is at the side surface place opening of condenser 103, and simultaneously in the bottom of the sidepiece of evaporator 102, form input port 116, it is at the side surface place opening of evaporator 102.This is connected to the delivery outlet 115 of condenser 103 by pipe 107.Cooling water from pipeline L3 is used for the condensation of refrigerant in condenser 103, and cold-producing medium flow to the input port 116 of evaporator 102 for returning from the delivery outlet 115 of condenser 103 by gravity or pressure differential.Owing to this, when the first absorber 101b or the second absorber 101c is operating as desorption process, the discharge steam of cold-producing medium liquefies and is supplied to evaporator 102 by pipe 107 in condenser 103.
Then, the operation of the absorption refrigeration circulation of embodiment of the present invention will be described.In the absorption refrigeration circulation of embodiment of the present invention, as shown in Figure 2 A, the first absorber 101b operates as adsorption process, and the second absorber 101c operates as desorption process simultaneously.Next, as shown in Figure 2 B, the valve position of four-way valve 105a and 105b from the State Transferring shown in Fig. 2 A 90 °, thus the second absorber 101c as adsorption process operation and the first absorber 101b operate as desorption process.The valve position of four-way valve 105a and 105b is controlled by electronic control unit (hereinafter referred to as " ECU ").In the operating process of hot actuating device 3, during each predetermined control, four-way valve 105a and 105b is alternately converted to the valve position shown in Fig. 2 A and Fig. 2 B by ECU, and repeatedly carries out this conversion and control.
First, in fig. 2, the first absorber 101b operates as adsorption process, and the second absorber 101c operates as desorption process simultaneously.In process before, the steam of discharge first absorption core 101a.When final desorption, it is by flowing through the water quench of connector " c " and " f ", thus the vapor absorption of the first absorption core 101a starts and the reduction of the pressure of the first absorber 101b inside.Finally, if check valve 104a opens, together with the first absorption of adsorbing the steam of core 101a, the evaporation of cold-producing medium in evaporator 102, so from the connector of pipeline L2, and " water the pipe that d " Yi flows promptly is captured heat and cooled.
The first absorption core 101a become in absorption saturated before, four-way valve 105a and 105b is by conversion 90 ° of states to Fig. 2 B under the control of ECU.Now, the second absorption core 101d completes desorption, so the vapor sorption of the second absorption core 101d starts, and the pressure of the inside of the second absorber 101c reduces.Finally, if check valve 104b opens, in evaporator 102, the evaporation of cold-producing medium is carried out.
On the other hand, now, high temperature warm water is flow to the first absorption core 101a to heat the first absorption core 101a from pipeline L1 by connector " b ".Owing to this, the first absorption core 101a is by vapor discharge.Check valve 104c opens owing to its pressure.Condenser 103 is by steam condensing, and the first absorption core 101a completes desorption, and guarantees the adsorption capacity in adsorption process.By this way, undertaken controlling the state of the state of Fig. 2 A and Fig. 2 B is repeatedly changed during each predetermined control by ECU.Owing to this control, the water from the pipe that the connector " d " of pipeline L2 flows is captured heat and is cooled all the time.Therefore, cold water is supplied to continuously the heat absorption heat exchanger 6 adopted for cooling exhaust, thus becomes the temperature that can be reduced in the waste gas that burner 1 place produces.
As mentioned above, according to embodiment of the present invention, in order to manually supply CO2 in gardening greenhouse inside, the waste gas containing CO2 by producing in the burning of burner 1 place is supplied to gardening greenhouse inside.Now, in burner 1, by the hot heat exchange with producing when burning to produce warm water.This warm water is supplied to thermal drivers refrigerator 3.Warm water is converted into energy to produce cold water by thermal drivers refrigerator.Can by produced Cold water supply to heat absorption heat exchanger 6.
As mentioned above, while operation thermal drivers refrigerator 3, the heat recovery produced at burner 1 is adopted.In addition, the waste gas produced containing CO2 of the heat energy using burner 1 self to produce by cooling, becomes and temperature can be reduced to the level making it possible to gas is directly supplied to plant.Produced heat recovery is stored.Because this reason, when adopting embodiment of the present invention in gardening greenhouse, the rising in the temperature of gardening greenhouse in process by day can be suppressed, to inhibit the opening and closing for temperature controlled vent window.As a result, compare with common burning type CO2 maker, the concentration of CO2 in gardening greenhouse can be kept by fuel more in a small amount.In addition, existing when consuming the fuel of identical amount, more can raise the effect of the concentration of CO2.
Embodiment of the present invention are used for gardening, so above process operates when photosynthesis.The heat produced in this time is to drive thermal drivers refrigerator 3 and to be stored in heat accumulation groove 5.As the heat be stored in heat accumulation groove, depend on the ability of refrigerator, except the heat that burner 1 produces, can reclaim and store the heat of gardening greenhouse inside.
Next, even if will illustrate when not carrying out photosynthesis and not supplying the pattern of CO2 heating or dehumidifying in greenhouse when plant growth does not also have problems (Fig. 3 display is except the structure identical with Fig. 1 except the placement location of four-way valve 10 of three-way valve 9a to 9d.The flow export of heat accumulation groove 5 becomes the top in Fig. 3 and changes to become contrary with Fig. 1).In the embodiment of Fig. 3, the air be blown into from fan blower 8 passes heat absorption heat exchanger 6 and hot driving heat exchanger 7 in the following order, but the present invention is not necessarily limited to this.Also possibly hot driving heat exchanger 7 is set in any position, and warm air is blown in greenhouse when not dehumidifying.When carrying out dehumidifying and heating, the three-way valve 9a to 9d of Fig. 1 and four-way valve 10 change with by them as set in Fig. 3, with normally burner 1 is set as close.The warm water of heat accumulation groove 5 is supplied to the connector " b " of thermal drivers refrigerator 3 from the top of groove, and operates Adsorption Refrigeration Cycles.
Owing to this, the cold water produced is sent into heat absorption heat exchanger 6 to cool the air blowed from fan blower 8 at thermal drivers refrigerator 3 place.In addition, the cooling water (warm water of predetermined temperature) containing the used heat produced in thermal drivers refrigerator 3 flows out from the connector " f " of thermal drivers refrigerator 3 and is fed into hot driving heat exchanger 7.Owing to this, the heat contained in heat accumulation groove 5 may be used for delivering to the air dewetting of gardening greenhouse inside by fan blower 8 and heating.The fluid of the heat of warm water is used to be back to the bottom of the heat accumulation groove in Fig. 3.The warm water of heat accumulation groove 5 inside reduces also in temperature
And enter the temperature province that cannot operate thermal drivers refrigerator 3.Hot driving heat exchanger 7 can be supplied to containing the fluid by the store heat of thermal drivers refrigerator 3.Can carry out heating until the temperature of gardening greenhouse inside and fluid become identical temperature.Should note, as shown in the 5th embodiment by Fig. 4, the stream of the first embodiment can also being changed.This embodiment the open top of the heat accumulation groove 5 shown in Fig. 3 is changed to as shown in Figure 4 wherein this stream by the stream of the opening portion " b " of four-way valve 10 to thermal drivers refrigerator 3 be connected to the entrance of burner 1 from four-way valve 10 and be connected to the example of the stream of the opening portion " b " of thermal drivers refrigerator 3 by burner 1.Remaining is identical with the first embodiment.According to the structure of the 5th embodiment of Fig. 4, even if the heat be stored in heat accumulation groove 5 declines when dehumidifying and heat, burner 1 also can be converted to the heat opened again to be increased in and store in heat accumulation groove 5.Therefore, compare with the first embodiment, the time of dehumidifying and the heating more grown can be made to become possibility.
According to the first embodiment, the thermal change that the supply for CO2 produces obtains and effectively adopts.In addition, become the energy that can reduce the consumption being arranged on heater in gardening greenhouse or dehydrating unit respectively, and become the energy that can be used effectively in and adopt in gardening greenhouse.In addition, dehumidifying is regulated to become possibility by moisture when inner sealing wherein by gardening greenhouse.Therefore, the systematic comparison with making conbined usage is introduced from outside in dehumidification process air and heating, can reduce heat energy.In addition, the possibility introducing air etc. from outside making to enter the insect of plant pest can be reduced.For utilizing CO2 and heat in gardening greenhouse, this system is preferably arranged in gardening greenhouse as a whole.Particularly, by installing heat accumulation groove 5 in inside, from the heat of cell wall, such as, being disposed to the heat of the outside of groove gradually at night and the other times when air themperature reduces, also can contributing to and being heated up in gardening greenhouse inside.Burner 1 also produces light, so also may utilize the waste gas containing CO2 and light simultaneously when burning.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; although with reference to above-described embodiment to invention has been detailed description; those of ordinary skill in the field still can modify to the specific embodiment of the present invention or equivalent replacement; these do not depart from any amendment of spirit and scope of the invention or equivalent replacement, are all applying within the claims awaited the reply.
Claims (10)
1. an appliance for applying carbon dioxide, it is characterized in that, described appliance for applying carbon dioxide comprises burner (1), refrigerator (3) and heat absorption heat exchanger (6), the fluid wherein cooled by the kind of refrigeration cycle of described refrigerator (3) flows through described heat absorption heat exchanger (6), described burner (1) comprising: the fuel element of combustion fuel: the first feed unit, it comprises the electric heater of heating to be fed to the fuel of described fuel element, and the fuel that described electric heater heats is supplied to described fuel element by described first feed unit, and second feed unit, it comprises the heat exchange unit of the heat of vaporization hot-cast socket of described fuel element being become described fuel, the fuel that described heat exchange unit heats is supplied to described fuel element by wherein said second feed unit, and it is single that wherein said electric heater and described heat exchange unit are connected in parallel to described burning, when the burning at described burner (1) place, described appliance for applying carbon dioxide makes the obtained waste gas containing carbonic acid gas by described heat absorption heat exchanger (6) to cool, and described waste gas is supplied to the inside of gardening greenhouse, described feedway is provided with heat accumulation groove (5), the heat energy that the storage of described heat accumulation groove (5) is obtained by the burning at described burner (1), and described heat energy is used to drive described thermal drivers refrigerator (3), described feedway is arranged on the inside of gardening greenhouse, and the heat energy of described burner (1) and light separately utilize by described feedway.
2. according to claim 1, it is characterized in that, described refrigerator (3) is thermal drivers refrigerator, and described thermal drivers refrigerator uses the heat energy produced by the burning of described burner (1) to drive the kind of refrigeration cycle of described refrigerator (3).
3. appliance for applying carbon dioxide according to claim 1, it is characterized in that, the heat energy that the recovery of described heat accumulation groove (5) is produced by the burning at described burner (1) and the used heat produced by described thermal drivers refrigerator (3).
4. the appliance for applying carbon dioxide according to any one in claims 1 to 3, is characterized in that, the described kind of refrigeration cycle of described refrigerator (3) is Adsorption Refrigeration Cycles or Absorption Cooling System.
5. appliance for applying carbon dioxide according to claim 1, it is characterized in that, described feedway is provided with damping and heat-storing device (110), and described damping and heat-storing device (110) use fluid from described heat accumulation groove (5) with the water desorption adsorbed by desiccant.
6. the appliance for applying carbon dioxide according to any one in claim 1, it is characterized in that, described feedway is also provided with hot driving heat exchanger (7), described hot driving heat exchanger (7) uses fan blower (8) drive air and be supplied to the inside of described gardening greenhouse, and be provided with and cut for valve (9a to 9d, 10), describedly cut for valve (9a to 9d, 10) described thermal drivers refrigerator (3) is made can be driven by the fluid from described heat accumulation groove (5), and the used heat produced by described thermal drivers refrigerator (3) can by described hot driving heat exchanger (7) discharge.
7. according to the appliance for applying carbon dioxide that claim 6 is stated, it is characterized in that, described feedway is provided with described hot driving heat exchanger (7) in the downstream of described heat absorption heat exchanger (6), and is passed described heat absorption heat exchanger (6) by the air that described fan blower (8) blows and flow to afterwards in described hot driving heat exchanger (7).
8. according to the described appliance for applying carbon dioxide of claim 1, it is characterized in that, described feedway is also provided with to be cut for valve (19a to 19d), described in cut for valve (19a to 19d) by from described heat accumulation groove (5) fluid run make described heat absorption heat exchanger (6) play the effect of hot driving heat exchanger.
9. appliance for applying carbon dioxide according to claim 1, it is characterized in that, described refrigerator is the vapour pressure miniature kind of refrigeration cycle with compressor, described compressor is by the motor driven with burner (1), described heat absorption heat exchanger (6) is the evaporator of described vapour pressure miniature kind of refrigeration cycle, and the waste gas containing carbonic acid gas produced by the burning at described burner (1) passes described heat absorption heat exchanger (6) to cool described waste gas, and described waste gas is fed into the inside of described gardening greenhouse.
10. according to the appliance for applying carbon dioxide described in any one in claim 1 to 9, it is characterized in that, the waste gas containing carbonic acid gas that the burning of described burner (1) obtains is by described heat absorption heat exchanger (6) and be cooled to the temperature that described waste gas can be supplied to the plant in described gardening greenhouse.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510302161.0A CN105009993A (en) | 2015-06-05 | 2015-06-05 | Carbon dioxide supply apparatus |
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| CN201510302161.0A CN105009993A (en) | 2015-06-05 | 2015-06-05 | Carbon dioxide supply apparatus |
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| CN105009993A true CN105009993A (en) | 2015-11-04 |
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| CN110392770A (en) * | 2017-04-04 | 2019-10-29 | 奚振华 | The method and apparatus system of energy conversion is carried out using carbon dioxide |
| CN111871147A (en) * | 2019-08-27 | 2020-11-03 | 天津大学 | Movable carbon capture system applied to agricultural building |
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