KR101509672B1 - Independent plant factory using internal combustion engine - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an independent plant plant using an internal combustion engine, and more particularly, to a plant plant that uses an internal combustion engine to produce electricity using the power of the internal combustion engine, thereby enabling independent maintenance and operation, It is possible to stably supply the light energy necessary for photosynthesis of the plant through the artificial light source and exhaust the exhaust gas of the internal combustion engine in a purified state to the plant plant to supply the carbon dioxide required for plant growth without harm, The present invention relates to an independent plant plant using an internal combustion engine capable of recovering heat from the exhaust gas of an internal combustion engine and using it to maintain the temperature inside the plant plant.
INDUSTRIAL APPLICABILITY The independent plant plant using the internal combustion engine according to the present invention is a plant plant in which plants for cultivation are accommodated and an electric facility including an artificial light source necessary for plant growth is installed. And discharging exhaust gas containing carbon dioxide to an exhaust pipe; A power supply connected to the drive shaft of the internal combustion engine to supply electric power to the electric facility and configured to include a generator rotated to generate electricity; And the catalyst for purifying exhaust gas discharged to the exhaust pipe of the internal combustion engine, the CO ₂ supply configured to include a CO ₂ supply pipe for supplying the purified exhaust gas through the catalyst to the plant-plant; A heat exchanger including a heat exchanger for recovering heat from the exhaust gas discharged to the exhaust pipe of the internal combustion engine and a heater for supplying the heat recovered through the heat exchanger to the plant plant through a heating line; A sensor unit for measuring a carbon dioxide concentration and a temperature inside the plant plant; A control unit for controlling the operation of the internal combustion engine and the power supply unit and for controlling the operation of the CO ₂ supply unit and the heat supply unit according to a value measured by the sensor unit; .

Description

[0001] INDUSTRIAL PLANT FACTORY USING INTERNAL COMBUSTION ENGINE [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an independent plant plant using an internal combustion engine, and more particularly, to a plant plant that uses an internal combustion engine to produce electricity using the power of the internal combustion engine, thereby enabling independent maintenance and operation, It is possible to stably supply the light energy necessary for photosynthesis of the plant through the artificial light source and exhaust the exhaust gas of the internal combustion engine in a purified state to the plant plant to supply the carbon dioxide required for plant growth without harm, The present invention relates to an independent plant plant using an internal combustion engine capable of recovering heat from the exhaust gas of an internal combustion engine and using it to maintain the temperature inside the plant plant.

The recent phenomenon of over - weather is threatening the agricultural industry in Korea.

Anxiety about the supply and demand of agricultural products is getting more serious due to the bad weather such as forecasting the world food shortage.

Therefore, there is a need for a method to secure stable food regardless of environmental changes.

A plant plant is a system that automatically controls the environmental conditions such as light, temperature, humidity, carbon dioxide concentration, and culture liquid in a controlled facility, and automatically produces them continuously regardless of season or place.

In other words, plant plant is a facility farm that controls temperature and humidity and cultivates crops with artificial light source. It is a system that can produce crops stably throughout the year regardless of weather or season.

This is a state-of-the-art agricultural production technology that combines science and technology in various fields such as agriculture, architecture, facilities, machinery, electronic control, and biological information analysis.

As such, plant factories have the characteristics of precision agriculture that scientifically manages the growth conditions of crops and puts fertilizer and pesticide low. Therefore, it can secure safety compared to general agricultural products.

In addition, it is possible to realize high-value-added agriculture by cultivating functional crops that are difficult to cultivate in the open field, and it can be utilized as a food base by dramatically increasing productivity through cultivation of food crops throughout the year. .

Important factors and conditions for maintaining and operating plant plant systems are as follows.

Stable supply of electricity requires stable supply of light energy required for photosynthesis of the plant and stable operation of the system. It should be able to maintain proper CO ₂ concentration necessary for plant growth. Be able to maintain (heat or cool) the ambient temperature. Be able to maintain the environmental humidity necessary for plant growth. And there should be no harmful components in the environment necessary for plant growth.

On the other hand, in recent years, attempts have been made to grow plants using an internal combustion engine such as an engine. In the related art, Korean Patent Publication No. 10-2007-0066763 (published on June 27, 2007) Heating device "has been proposed.

The above-described conventional technique is a technique for recovering engine exhaust gas bowl heat for heating a greenhouse, and promoting carbon assimilation by carbon dioxide contained in exhaust gas to improve growth of plants and the like.

However, the above-mentioned prior art is applied to a vinyl house using sunlight as a light source, and it requires an artificial light source necessary for plant growth and is equipped with various electric facilities, so that it can be applied to plant factories that need stable supply of electricity There was a difficult issue.

In addition, the above-mentioned prior art has a problem that it is difficult to apply the present invention to plant factories that require cooling as well as heating in order to maintain an environmental temperature necessary for growing plants, which is used only for heating a greenhouse. The harmful components such as CO, HC, NOx, and PM can be directly introduced into the vinyl house, and the humidity inside the vinyl house can be raised more than necessary due to moisture contained in the exhaust gas.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the problems of the conventional art as described above, and it is an object of the present invention to provide a method and apparatus for generating electricity using the power of an internal combustion engine, It is possible to stably supply the light energy required for the photosynthesis of the plant through the artificial light source through the stable supply of electricity and to exhaust the plant exhaust with the exhaust gas of the internal combustion engine to the plant plant, The present invention provides an independent plant factory using an internal combustion engine capable of supplying an internal combustion engine.

Another object of the present invention is to provide a method of controlling a temperature of an internal combustion engine in which heat recovered from the exhaust gas of an internal combustion engine is used for a heater and an absorption type refrigerator or a heat pump is operated using the power of an internal combustion engine, Which is capable of maintaining the proper humidity inside the plant by removing condensed water through the condensate trap.

To achieve the above object, an independent plant factory using an internal combustion engine according to the present invention is a plant factory in which plants for cultivation are accommodated and an electric facility including an artificial light source necessary for plant growth is installed, An internal combustion engine for rotating a drive shaft using combustion energy and discharging exhaust gas containing carbon dioxide to an exhaust pipe; A power supply connected to the drive shaft of the internal combustion engine to supply electric power to the electric facility and configured to include a generator rotated to generate electricity; And the catalyst for purifying exhaust gas discharged to the exhaust pipe of the internal combustion engine, the CO ₂ supply configured to include a CO ₂ supply pipe for supplying the purified exhaust gas through the catalyst to the plant-plant; A heat exchanger including a heat exchanger for recovering heat from the exhaust gas discharged to the exhaust pipe of the internal combustion engine and a heater for supplying the heat recovered through the heat exchanger to the plant plant through a heating line; A sensor unit for measuring a carbon dioxide concentration and a temperature inside the plant plant; A control unit for controlling the operation of the internal combustion engine and the power supply unit and for controlling the operation of the CO ₂ supply unit and the heat supply unit according to a value measured by the sensor unit; .

The independent plant plant using the internal combustion engine according to the present invention further comprises a water removing unit including a condensate trap installed on the CO ₂ supply pipe to remove moisture from the exhaust gas passing through the CO ₂ supply pipe; Wherein the sensor unit further measures the humidity inside the plant plant, and the control unit controls the operation of the water removing unit according to the humidity measured by the sensor unit.

In the independent plant plant using the internal combustion engine according to the present invention, the heat supply unit may include an absorption type refrigerator that generates cold air using the heat recovered through the heat exchanger and supplies the generated cold air to the plant plant through a cooling line, And a recovery heat flow switching valve provided on the heat recovery heat supply line connected to the heat exchanger so as to convert the heat flow recovered through the heat exchanger into the heater or the absorption refrigerator, And the operation of the recovery heat flow switching valve is controlled according to the measured temperature.

The independent plant plant using the internal combustion engine according to the present invention is characterized in that the heat supply unit is disposed on the heat recovery heat supply line so that the heat recovered through the heat exchanger flows through the recovery heat flow switching valve to the heater or the absorption refrigerator And a cool air circulation pump installed on the cooling line to supply cool air generated by the absorption refrigerator to the plant plant.

In addition, in the independent plant plant using the internal combustion engine according to the present invention, the CO ₂ supply unit may include an exhaust gas switching unit disposed on the CO ₂ supply pipe so as to switch the flow of the exhaust gas purified through the catalyst to the outside or the plant plant. Wherein the control unit controls the operation of the exhaust switching valve according to the concentration of carbon dioxide measured by the sensor unit.

The independent plant plant using the internal combustion engine according to the present invention is characterized in that the heater includes an energy storage tank for storing heat recovered through the heat exchanger forming a closed circuit of the heat exchanger and the heat recovery material, And a storage energy distribution pump installed on the heating line to supply heat to the plant plant.

The independent plant plant using the internal combustion engine according to the present invention is characterized in that the heat supply unit is connected to a drive shaft of the internal combustion engine by a compressor of a refrigeration cycle to generate cool air or warm air and supplies the generated cool air or warm air to the plant And a heat pump for supplying the heat pump to the factory.

The independent plant plant using the internal combustion engine according to the present invention is characterized in that the heat supply unit is disposed on the heat recovery heat supply line so that the heat recovered through the heat exchanger flows through the recovery heat flow switching valve to the heater or the absorption refrigerator And a cold circulation pump installed on the cooling / heating line to supply cold or warm air generated by the heat pump to the plant plant.

In the independent plant plant using the internal combustion engine according to the present invention, the electricity generated by the power generator of the internal combustion engine supplies electricity required for the system to supply light energy necessary for photosynthesis, It has the advantage of supplying electricity for operation anytime and anywhere.

The independent plant plant using the internal combustion engine according to the present invention is an internal combustion plant in which an internal combustion engine that burns fossil fuel to obtain power obtains carbon dioxide and thus supplies the exhaust to a plant plant to stably supply carbon dioxide necessary for photosynthesis of the plant .

In addition, the independent plant plant using the internal combustion engine according to the present invention has an advantage in that a part of the power of the internal combustion engine or a system for collecting and utilizing exhaust waste heat of the internal combustion engine can solve the heating and cooling of the plant factory simultaneously .

In the case of an internal combustion plant using the internal combustion engine according to the present invention, the combustion of the internal combustion engine, which burns fossil fuel to generate power, produces a large amount of water at the same time as the carbon dioxide. Since the water is condensed and removed in the heat recovery system, It has the advantage of maintaining humidity.

The independent plant plant using the internal combustion engine according to the present invention contains CO, HC, NOx, PM and the like as harmful components in the exhaust of the internal combustion engine that burns the fossil fuel to obtain the power, The present invention is advantageous in that the optimal growth conditions of plants can be maintained while exhausting the internal combustion engine.

1 is a conceptual diagram of an independent plant factory using an internal combustion engine according to a first embodiment of the present invention.
Fig. 2 is a diagram showing the configuration of an independent plant factory using the internal combustion engine according to the first embodiment of the present invention
3 is a conceptual diagram of an independent plant factory using an internal combustion engine according to a second embodiment of the present invention
4 is a conceptual diagram of an independent plant factory using an internal combustion engine according to a third embodiment of the present invention

Hereinafter, an independent plant factory using an internal combustion engine according to the present invention will be described in detail with reference to the embodiments shown in the drawings.

FIG. 1 is a conceptual diagram of an independent plant factory using an internal combustion engine according to a first embodiment of the present invention, and FIG. 2 is a configuration diagram of an independent plant factory using an internal combustion engine according to the first embodiment of the present invention.

1 and 2, an independent plant factory using an internal combustion engine according to the first embodiment of the present invention includes a plant 1a for cultivation, a plant 1a containing an artificial light source necessary for growing the plant 1a, An electric power supply unit 20, a CO ₂ supply unit 30, a heat supply unit 40, a water removal unit 50 A sensor unit 60, and a control unit 70. [0034]

The internal combustion engine 10 is configured to rotate the drive shaft 13 by using the combustion energy of fuel and to discharge the exhaust gas containing carbon dioxide to the exhaust pipe 14.

The internal combustion engine 10 may use LPG, diesel, gasolin, natural gas, biodiesel, or a mixed fuel thereof as the fuel. When the fuel is supplied from the fuel tank 11 through the fuel pipe 12, .

In the first embodiment of the present invention, the generator 21, the AC-DC converter 22, the storage battery 23, and the battery 24 are connected to the power supply unit 20, And a DC-AC converter 24. The DC-

The generator 21 is connected to the driving shaft 13 of the internal combustion engine 10 and rotated to produce electricity. The electricity generated by the generator 21 includes an artificial light source in the plant 1 DC converter 22 and then stored in the storage battery 23 when the amount of electricity generated by the generator 21 is large and then the plant plant When the operation of the internal combustion engine 10 is stopped under the control of the control unit 70 due to the sufficiently high CO ₂ concentration in the rechargeable battery 23 and the CO ₂ concentration in the rechargeable battery 23 is sufficiently high, And is supplied to the facility 1b.

The CO ₂ supply unit 30 is configured to supply carbon dioxide necessary for carbon assimilation of the plant 1a accommodated in the plant plant 1. In the first embodiment of the present invention, the catalyst 31 and the CO ₂ supply pipe 32), and an exhaust switching valve (33).

The catalyst 31 is configured to purify the exhaust gas discharged to the exhaust pipe 14 of the internal combustion engine 10.

The operation of the internal combustion engine 10 is based on a stoichiometric air-fuel ratio operation or a lean air-fuel ratio operation. When the internal combustion engine 10 operates at a stoichiometric air-fuel ratio, the exhaust gas flows through HC (hydrocarbon) , CO (carbon monoxide) is purified by H ₂ O (water) and CO ₂ (carbon dioxide), and NO x is purified by N ₂ (nitrogen) and O ₂ (oxygen).

On the other hand, when the operation condition of the internal combustion engine 10 is the stoichiometric air-fuel ratio, the catalyst 31 is equipped with a catalyst based on a three-way catalyst (platinum Pt, palladium Pd and rhodium Rh) (HC), carbon monoxide (CO), and NOx (nitrogen oxides) at the same time) to remove harmful components HC, CO, NOx and the like which are obstacles to plant growth. The internal combustion engine 10 is configured to remove lean air- (LNT, lean NOx trap, NH ₃ -SCR (selective catalytic reduction) catalyst) is used to purify the exhaust gas when it is operated in the catalytic converter.

The CO ₂ supply pipe 32 is configured to supply exhaust gas purified through the catalyst 31 to the plant plant 1.

The exhaust switching valve 33 is installed on the CO ₂ supply pipe 32 and is controlled by the control unit 70 in accordance with the carbon dioxide concentration measured by the CO ₂ concentration sensor 61 of the sensor unit 60 So that the flow of the exhaust gas purified through the catalyst 31 can be switched to the outside or the plant plant 1.

That is, when the CO ₂ concentration sensor 61 measures a CO ₂ concentration equal to or higher than a predetermined value, the exhaust gas from the internal combustion engine 10 is supplied to the outside of the plant 1 by the configuration of the exhaust switching valve 33 It is possible to maintain the carbon dioxide concentration in the plant plant 1 at an appropriate value.

For reference, the appropriate carbon dioxide concentration in the house facility according to the horticultural species is as shown in [Table 1].

division Optimum concentration range of carbon dioxide (unit: ppm) Leafy vegetables
Root vegetables
Fruit and vegetables
Cucumber, bell pepper, eggplant, kidney bean
Tomatoes, melons, strawberries 1,500 to 2,500
1,000 to 3,000
500 to 1,500
800 ~ 1,500
500 to 800

The thermal supply unit 40 is controlled by a control unit 70 and is configured to heat or cool the inside of the plant 1 to maintain the temperature inside the plant 1 at a predetermined value. In the embodiment, the heat exchanger 41, the radiator 42, the absorption refrigerator 43, and the radiator 45 are included.

The heat exchanger 41 is installed on the exhaust pipe 14 of the internal combustion engine 10 and recovers heat from the exhaust gas discharged to the exhaust pipe 14 of the internal combustion engine 10.

The heat exchanger 41 recovers heat by using a heat recovery material such as water, a refrigerant and ethanol and forms a closed circuit 421a of a heat recovery material with the energy storage tank 421 constituting the heater 42 .

In the first embodiment of the present invention, the heat recovered in the heat exchanger (41) is supplied to the heater (42) or the absorption refrigerator (43) and used for heating or cooling.

Meanwhile, the heat recovered by the heat exchanger 41 is allowed to flow, the operation of the heat is controlled by the control unit 70, and the heat exchanger 42 or the absorption- A recovery heat circulation pump 411 and a recovery heat flow switching valve 412 are provided on the recovery heat supply line L connected to the heat recovery supply line 41. [

That is, the recovery heat flow switching valve 412 is switched between the heating unit 42 and the absorption type refrigerating unit 43 according to the temperature measured by the temperature sensor 62 of the sensor unit 60, So that the temperature inside the plant plant 1 can be maintained at a predetermined value.

The heater 42 supplies the heat recovered through the heat exchanger 41 to the plant plant 1 through the heating line HL and includes an energy storage tank 421 and a storage energy distribution pump 422 ).

The energy storage tank 421 forms the closed circuit 421a of the heat exchanger 41 and the heat recovery material and uses the heat storage fluid such as water filled in the energy storage tank 421 to heat the heat recovered through the heat exchanger 41 .

The storage energy distribution pump 422 is installed on the heating line HL and is controlled by the control unit 70 to store the heat stored in the energy storage tank 421 in the plant plant 1 And supplies it to the radiator 45 for heating.

The absorption refrigerating machine 43 generates cold air by using the heat recovered through the heat exchanger 41 and supplies the generated cold air to the plant plant 41 through the cooling line CL by the operation of the cold air circulation pump 431. [ (1).

The absorption type refrigerator 43 is generally composed of a regenerator (generator), a condenser, an evaporator, an absorber, etc. Water is used as the refrigerant of the absorption type refrigerator 43 and an aqueous solution of sodium bromide is used as the absorption liquid.

On the other hand, when the absorption refrigerator 43 is used for cooling the plant plant 1, since the compression stroke utilizes the temperature difference due to the supply of the heat source rather than the mechanical method, the movable section is less in noise and vibration, Since the heat recovered through the heat exchanger 41 is used, the amount of heat source equipment is small, the capacity can be controlled by the solution and the supply steam control, and the stable advantage is obtained even when the load is varied.

The cool air circulation pump 431 is installed on the cooling line CL and is controlled by the control unit 70 to cool the cool air generated by the absorption type refrigerator 43 to a radiator (45) to perform cooling.

The water removing unit 50 is controlled by the control unit 70 and is configured to remove moisture from the exhaust gas supplied for supplying the carbon dioxide to the plant plant 1. In the first embodiment of the present invention, _And a condensate trap (51) installed on the _second supply pipe (32) for removing water from the exhaust gas passing through the condenser.

A large amount of water is contained in the exhaust gas of the internal combustion engine 10 supplied to the plant plant 1. When the humidity in the plant plant 1 is excessively high, It is necessary to keep the humidity at 40% or less.

That is, when the humidity sensor 63 of the sensor unit 60 measures humidity above a set value, the controller 70 operates the condensed water trap 51 to properly maintain the humidity inside the plant 1 It will be possible.

In the first embodiment of the present invention, the CO ₂ concentration sensor 61, the temperature sensor 62, and the humidity sensor 63 are provided for measuring the concentration, temperature, .

The CO ₂ concentration sensor 61, the temperature sensor 62, and the humidity sensor 63 are commonly used sensors, and thus their detailed description will be omitted.

The control unit 70 controls the operation of the internal combustion engine 10 and the power supply unit 20 and controls the CO ₂ supply unit 30 and the thermal supply unit 40 And the operation of the water removing unit 50 are controlled.

The control unit 70 operates the internal combustion engine 10 and controls the operation of the power supply unit 20. When the CO ₂ concentration in the plant plant 1 is sufficiently high, the operation of the internal combustion engine 10 Lt; / RTI >

Meanwhile, the electricity generated by the generator 21 is directly supplied to the electric facility 1b including the artificial light source in the plant 1. When the electricity generated by the generator 21 is large, the AC- DC converter 22 and then stored in the storage battery 23 so that the CO ₂ concentration in the plant plant 1 is sufficiently high so that the control unit 70 can control the internal combustion engine 10 And controls the electricity stored in the rechargeable battery 23 to be supplied to the electric facility 1b through the DC-AC converter 24 when the operation is interrupted.

When the CO ₂ concentration sensor 61 measures a CO ₂ concentration equal to or higher than a predetermined value, the control unit 70 controls the exhaust gas of the internal combustion engine 10 to be exhausted to the outside of the plant 1. And controls the switching valve 33 so that the carbon dioxide concentration in the plant plant 1 is maintained at the set value.

In addition, the control unit 70 allows the recovery heat flow switching valve 412 to be switched between the heating device 42 and the absorption type refrigerating device 43 according to the temperature measured by the temperature sensor 62, So that the temperature inside the plant plant 1 is maintained at a predetermined value.

The controller 70 operates the condensed water trap 51 to control the internal humidity of the plant 1 to be maintained at a predetermined value when the humidity sensor 63 measures humidity above a set value.

The independent plant plant using the internal combustion engine according to the first embodiment of the present invention has been described above and the independent plant plant using the internal combustion engine according to the second and third embodiments of the present invention will be described in detail below I will explain.

3 is a conceptual diagram of an independent plant factory using an internal combustion engine according to a second embodiment of the present invention.

3, the independent plant plant using the internal combustion engine according to the second embodiment of the present invention includes an internal combustion engine 10, a power supply unit 20, a CO ₂ supply unit 30 A water supply unit 40, a water removing unit 50, a sensor unit 60, and a control unit 70.

Since the configuration other than the configuration of the thermal cavity 40 is the same as that of the first embodiment of the present invention, only the thermal cavity 40 will be described in detail.

The heat supply unit 40 according to the second embodiment of the present invention includes a heat exchanger 41, a heater 42, a heat pump 44, and a radiator 45

That is, in the second embodiment of the present invention, instead of the absorption refrigerator in the first embodiment of the present invention, the heat pump 44 is used, which is capable of cooling as well as heating.

The heat pump 44 is connected to the drive shaft 13 of the internal combustion engine 10 by a compressor of a refrigeration cycle to generate cold or warm air and generates cold air or warm air by the operation of the cold air circulation pump 441, To the plant plant (1) through a line (CHL).

That is, the heat pump 44 is constituted by a refrigeration cycle of a compressor, an evaporator, an expansion valve and a condenser. When the compressor is connected to the drive shaft 13 of the internal combustion engine 10 and operated, the refrigerant circulates, And generate heat in the condenser.

Meanwhile, the heat pump 44 is connected to the drive shaft 13 of the internal combustion engine 10 by a belt B and an auto clutch 442, and the control unit 70 is connected to the drive shaft 13 of the internal combustion engine 10, And controls the operation of the heat pump 44 by controlling the auto clutch 442 in accordance with the temperature.

4 is a conceptual diagram of an independent plant factory using an internal combustion engine according to a third embodiment of the present invention.

4, the independent plant plant using the internal combustion engine according to the third embodiment of the present invention includes an internal combustion engine 10, a power supply unit 20, a CO ₂ supply unit A water supply unit 30, a thermal supply unit 40, a water removing unit 50, a sensor unit 60, and a control unit 70.

Other configurations except the configuration of the thermal cavity 40 are the same as those of the first and second embodiments of the present invention, and therefore only the thermal cavity 40 will be described below.

The heat supply unit 40 according to the third embodiment of the present invention includes the heat exchanger 41, the heater 42, the absorption refrigerator 43, the heat pump 44, and the radiator 45 Be configured

That is, the third embodiment of the present invention is characterized in that the heat supply unit 40 includes a heater 42 commonly used in the first and second embodiments of the present invention, The refrigerator 43, and the heat pump 44 used in the second embodiment of the present invention as the cooling / heating unit.

When the absorption refrigerator 43 is used for cooling the plant plant 1 as described above, since the compression stroke uses a temperature difference due to the heat source supply rather than a mechanical method, the movable part is small and noise and vibration are small, The absorption refrigerating machine 43 is provided with a heat exchanger 41, a heat exchanger 41 and a heat exchanger 41. The heat exchanger 41 is provided with a heat source, The heat pump 44 can be cooled or heated by using the power of the internal combustion engine 10 when the cooling capacity of the absorption refrigerator 43 is insufficient or when the heating capacity of the heater 42 is insufficient. So that the plant plant 1 can be surely maintained at a temperature.

The independent plant factory using the internal combustion engine described above and shown in the drawings is only one embodiment for carrying out the present invention and should not be construed as limiting the technical idea of the present invention. The scope of protection of the present invention is defined only by the matters set forth in the following claims, and the embodiments improved and changed without departing from the gist of the present invention are obvious to those having ordinary skill in the art to which the present invention belongs It will be understood that the invention is not limited thereto.

1 plant plant
1a plants 1b electrical facilities
10 Internal combustion engine
11 fuel tank 12 fuel tube 13 drive shaft 14 exhaust pipe
20 power supply
21 generator 22 AC-DC converter 23 capacitor 24 DC-AC converter
30 CO ₂ supply unit
31 catalyst 32 CO ₂ feed pipe 33 exhaust switching valve
40 heat supply
41 Heat Exchanger
L Heat Recovery Lines
411 recovery heat circulation pump 412 recovery heat flow switching valve
42 Heater
HL heating line
421 Energy storage tank 422 Storage energy distribution pump
43 Absorption chiller
CL cooling line 431 cold circulation pump
44 Heat pump
B belt CHL air-conditioning line 441 cooler circulation pump
45 Radiator
50 Water removal
51 Condensate Trap
60 sensor unit
61 CO ₂ concentration sensor 62 Temperature sensor 63 Humidity sensor
70 control unit

Claims (8)

delete 1. A plant plant equipped with an electric facility containing an artificial light source necessary for plant growth and accommodating plants for cultivation,
An internal combustion engine that rotates the drive shaft using combustion energy of fuel and discharges the exhaust gas containing carbon dioxide to an exhaust pipe;
A power supply connected to the drive shaft of the internal combustion engine to supply electric power to the electric facility and configured to include a generator rotated to generate electricity;
And the catalyst for purifying exhaust gas discharged to the exhaust pipe of the internal combustion engine, the CO ₂ supply configured to include a CO ₂ supply pipe for supplying the purified exhaust gas through the catalyst to the plant-plant;
A heat exchanger including a heat exchanger for recovering heat from the exhaust gas discharged to the exhaust pipe of the internal combustion engine and a heater for supplying the heat recovered through the heat exchanger to the plant plant through a heating line;
A sensor unit for measuring a carbon dioxide concentration and a temperature inside the plant plant;
A control unit for controlling the operation of the internal combustion engine and the power supply unit and for controlling the operation of the CO ₂ supply unit and the heat supply unit according to a value measured by the sensor unit; Including,
And a condensate trap disposed on the CO ₂ supply pipe to remove moisture from the exhaust gas passing through the CO ₂ supply pipe; Further included,
The sensor unit further measures the humidity inside the plant plant,
Wherein the control unit controls the operation of the water removing unit according to the humidity measured by the sensor unit. 1. A plant plant equipped with an electric facility containing an artificial light source necessary for plant growth and accommodating plants for cultivation,
An internal combustion engine that rotates the drive shaft using combustion energy of fuel and discharges the exhaust gas containing carbon dioxide to an exhaust pipe;
A power supply connected to the drive shaft of the internal combustion engine to supply electric power to the electric facility and configured to include a generator rotated to generate electricity;
And the catalyst for purifying exhaust gas discharged to the exhaust pipe of the internal combustion engine, the CO ₂ supply configured to include a CO ₂ supply pipe for supplying the purified exhaust gas through the catalyst to the plant-plant;
A heat exchanger including a heat exchanger for recovering heat from the exhaust gas discharged to the exhaust pipe of the internal combustion engine and a heater for supplying the heat recovered through the heat exchanger to the plant plant through a heating line;
A sensor unit for measuring a carbon dioxide concentration and a temperature inside the plant plant;
A control unit for controlling the operation of the internal combustion engine and the power supply unit and for controlling the operation of the CO ₂ supply unit and the heat supply unit according to a value measured by the sensor unit; Including,
Wherein the heat supply unit comprises an absorption refrigerator for generating cold air using the heat recovered through the heat exchanger and supplying the generated cold air to the plant plant through a cooling line and a heat recovery unit for recovering the heat flow recovered through the heat exchanger, Further comprising a recovery heat flow switching valve provided on a recovery heat supply line connected to the heat exchanger so as to be switchable to a refrigerator,
Wherein the control unit controls the operation of the recovery heat flow switching valve according to the temperature measured by the sensor unit. The method of claim 3,
The heat supply unit includes a recovery heat circulation pump provided on the recovery heat supply line so that the heat recovered through the heat exchanger flows to the heater or the absorption type refrigerator through the recovery heat flow switching valve, And a cool air circulation pump installed on the cooling line to supply the plant plant. 3. The method of claim 2,
The CO ₂ supply unit may further include an exhaust switching valve disposed on the CO ₂ supply pipe to convert the flow of the exhaust gas purified through the catalyst to the outside or the plant plant,
Wherein the control unit controls the operation of the exhaust switching valve according to the concentration of carbon dioxide measured by the sensor unit. 1. A plant plant equipped with an electric facility containing an artificial light source necessary for plant growth and accommodating plants for cultivation,
An internal combustion engine that rotates the drive shaft using combustion energy of fuel and discharges the exhaust gas containing carbon dioxide to an exhaust pipe;
A power supply connected to the drive shaft of the internal combustion engine to supply electric power to the electric facility and configured to include a generator rotated to generate electricity;
And the catalyst for purifying exhaust gas discharged to the exhaust pipe of the internal combustion engine, the CO ₂ supply configured to include a CO ₂ supply pipe for supplying the purified exhaust gas through the catalyst to the plant-plant;
A heat exchanger including a heat exchanger for recovering heat from the exhaust gas discharged to the exhaust pipe of the internal combustion engine and a heater for supplying the heat recovered through the heat exchanger to the plant plant through a heating line;
A sensor unit for measuring a carbon dioxide concentration and a temperature inside the plant plant;
A control unit for controlling the operation of the internal combustion engine and the power supply unit and for controlling the operation of the CO ₂ supply unit and the heat supply unit according to a value measured by the sensor unit; Including,
The heating unit includes an energy storage tank which forms a closed circuit of the heat exchanger and the heat recovery material and stores the heat recovered through the heat exchanger, a storage unit installed on the heating line for supplying the heat stored in the energy storage tank to the plant plant, And an energy distribution pump. ≪ RTI ID = 0.0 > 11. < / RTI > The method according to claim 2 or 3,
The heat supply unit may further include a heat pump connected to a drive shaft of the internal combustion engine and connected to a compressor of a refrigeration cycle to generate cool or warm air and supply the generated cool air or warm air to the plant plant through an air- Independent plant plant using internal combustion engine. 8. The method of claim 7,
The heat supply unit includes a recovery heat circulation pump provided on the recovery heat supply line so that the heat recovered through the heat exchanger flows to the heater or the absorption type refrigerator through the recovery heat flow switching valve, And a cooler circulation pump installed on the cooling / heating line to supply warmth to the plant plant.

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