CN204678859U - To provide multiple forms of energy to complement each other moulded coal drying system - Google Patents
To provide multiple forms of energy to complement each other moulded coal drying system Download PDFInfo
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- CN204678859U CN204678859U CN201520322244.1U CN201520322244U CN204678859U CN 204678859 U CN204678859 U CN 204678859U CN 201520322244 U CN201520322244 U CN 201520322244U CN 204678859 U CN204678859 U CN 204678859U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The utility model discloses one to provide multiple forms of energy to complement each other moulded coal drying system, comprise heat pump subsystem, Salar light-gathering subsystem, heat exchanger subsystem, steam engine subsystem and moulded coal dry kiln, heat pump subsystem is provided with heat pump air inlet and heat pump air outlet, Salar light-gathering subsystem comprises solar concentrating collector body and heat-conducting medium storage box, solar concentrating collector body is provided with concentrating collector heat-conducting medium entrance and the outlet of concentrating collector heat-conducting medium, heat-conducting medium storage box is provided with the outlet of heat-conducting medium storage box and the import of heat-conducting medium storage box, heat exchanger subsystem comprises heat exchanger body, heat exchanger body is provided with high temperature heat conducting medium entrance, high temperature heat conducting medium exports, air intlet and air outlet slit, steam engine subsystem is provided with steam engine water inlet and steam (vapor) outlet, moulded coal dry kiln comprises dry kiln body, dry kiln body is provided with dry kiln air intake vent.Not only drying efficiency is high, and can make system stability work.
Description
Technical field
The utility model relates to the dry field of moulded coal, and especially one is provided multiple forms of energy to complement each other moulded coal drying system.
Background technology
In traditional moulded coal drying, generally adopt and provide the mode of heat energy dry with coal combustion, but not only energy-output ratio is large but also can affect greatly environment for this mode.
Solar energy is one of the most clean current energy, and heat pump be a kind of through electric power acting by the device of the heat energy transfer of low level heat energy to high-order thermal source, steam engine is a kind of energy utilization mode efficiently, if combine solar energy, heat pump, steam engine three kinds of technology for dry moulded coal, there is good environmental benefit.
Application number is the utility model patent of 201420333564.2, which disclose a kind of solar energy and heat pump united moulded coal drying system, this drying system is by solar energy, air energy and electric energy combine for dry moulded coal, concrete grammar is: first collect solar energy by solar energy heating subsystem and be converted into heat energy, promote heat energy further by heat pump to be again used for adding hot-air, finally the high-temperature steam that hot-air and heat-pump steam engine group subsystem produce is mixed and become undersaturated High Temperature Moist Air and send into dryness storehouse drying is carried out to moulded coal, although compared to traditional drying mode obtaining heat energy with coal combustion, there is higher environmental benefit, can temperature in fast lifting moulded coal dry kiln, improve drying efficiency, but, but find in practical operation, when meeting rainy weather or night, when solar irradiation is not enough, the air themperature after heating is lower, when solar irradiation is strong, air themperature after heating is very high, therefore, the unsaturated High Temperature Moist Air temperature fluctuation for dry moulded coal is comparatively large, and system can not steady operation.
Utility model content
Technical problem to be solved in the utility model is to provide one and provides multiple forms of energy to complement each other moulded coal drying system, a kind of solar energy, air energy and electric energy associative form coal drying system, this system can provide stable High Temperature Moist Air for moulded coal dry kiln, not only drying efficiency is high, and can make system stability work.
The utility model solves the moulded coal drying system of providing multiple forms of energy to complement each other that its technical problem adopts, comprise heat pump subsystem, Salar light-gathering subsystem, heat exchanger subsystem, steam engine subsystem and moulded coal dry kiln, described heat pump subsystem is provided with heat pump air inlet and heat pump air outlet, described Salar light-gathering subsystem comprises solar concentrating collector body and heat-conducting medium storage box, described solar concentrating collector body is provided with concentrating collector heat-conducting medium entrance and the outlet of concentrating collector heat-conducting medium, described heat-conducting medium storage box is provided with the outlet of heat-conducting medium storage box and the import of heat-conducting medium storage box, described heat exchanger subsystem comprises heat exchanger body, described heat exchanger body is provided with high temperature heat conducting medium entrance, high temperature heat conducting medium exports, air intlet and air outlet slit, described steam engine subsystem is provided with steam engine water inlet and steam (vapor) outlet, described moulded coal dry kiln comprises dry kiln body, described dry kiln body is provided with dry kiln air intake vent, by concentrating collector heat-conducting medium entrance, concentrating collector heat-conducting medium outlet form closed circuit between described solar concentrating collector body and heat-conducting medium storage box, the heat pump air outlet of described heat pump subsystem is communicated with the air intlet of heat exchanger body, the heat-conducting medium storage box outlet of described heat-conducting medium storage box is communicated with the high temperature heat conducting medium entrance of heat exchanger body, the high temperature heat conducting medium outlet of described heat exchanger body and the heat-conducting medium storage box inlet communication of described heat-conducting medium storage box, described dry kiln air intake vent is communicated with the air outlet slit of heat exchanger body and the steam (vapor) outlet of steam engine subsystem respectively by three-way pipe.
Further, described heat pump subsystem adopts air source heat pump, described heat pump subsystem also comprises a blower fan, No. three valves, evaporator with heat pump, heat pump compressor, heat pump condenser and throttling of heat pump valve, described evaporator with heat pump, heat pump compressor, heat pump condenser and throttling of heat pump valve connect successively and form closed circuit, described heat pump air inlet is arranged on evaporator with heat pump, described heat pump air outlet is arranged on heat pump condenser, a described blower fan is communicated with heat pump air inlet, described heat pump air inlet is communicated with evaporator with heat pump and heat pump condenser respectively by three-way pipe, described No. three valves are arranged between heat pump condenser and heat pump air outlet,
Described Salar light-gathering subsystem adopts solar groove type concentrating collector, described solar concentrating collector body is solar groove type concentrating collector body, described solar groove type concentrating collector body comprises glass tube with vacuum, trough reflectors and concentrator support, described glass tube with vacuum is arranged in described trough reflectors, and described trough reflectors is arranged on described concentrator support; Described Salar light-gathering subsystem also comprises No. four valves, No. five valves, a pump and No. two pumps, described No. four valves, a pump are arranged between described heat-conducting medium storage box and concentrating collector heat-conducting medium entrance, and described No. five valves, No. two pumps are arranged between the outlet of concentrating collector heat-conducting medium and heat-conducting medium storage box;
Described heat exchanger subsystem adopts gas liquid exchanger, described heat exchanger subsystem also comprises No. six valves, No. seven valves, No. eight valves, No. three pumps and No. four pumps, described No. six valves, No. four pumps are arranged between the outlet of described heat-conducting medium storage box and high temperature heat conducting medium entrance, described No. seven valves, No. three pumps are arranged between the outlet of described high temperature heat conducting medium and the import of heat-conducting medium storage box, and described No. eight valves are arranged between described heat exchanger body and air outlet slit.
Further, described heat pump subsystem 1 also comprises a valve and No. two valves, and a described valve is arranged between heat pump air inlet and evaporator with heat pump, and described No. two valves are arranged between heat pump air inlet and heat pump condenser.
Further, described steam engine subsystem comprises primary steam subsystem and second steam subsystem, and described primary steam subsystem and second steam subsystem are successively set between described steam engine water inlet and steam (vapor) outlet.
Further, described primary steam subsystem comprises an electric control valve, check valve, steam pressure cooker, water level head, a steam pressure gauge, No. two electric control valves and a blowoff valve, wherein, a blowoff valve, water level head and a steam pressure gauge are arranged on steam pressure cooker, a described electric control valve, check valve and steam pressure cooker are successively set between steam engine water inlet and second steam subsystem, one end of described No. two electric control valves is connected with the water inlet end of an electric control valve, the other end is connected with the steam (vapor) outlet of steam pressure cooker, described second steam subsystem comprises No. two blowoff valves, electric heater, safety valve and No. two steam pressure gauges, and wherein, No. two blowoff valves, safety valve and No. two steam pressure gauges are arranged on electric heater.
Further, described steam engine subsystem also comprises hydrotreater, and described hydrotreater is arranged between steam engine water inlet and primary steam subsystem.
Further, described steam engine subsystem also comprises heat exchanger, and described heat exchanger is arranged between steam engine water inlet and primary steam subsystem.
Further, described heat exchanger is multi-stage heat-exchanger.
Further, described steam engine subsystem also comprises steam valve, and described steam valve is arranged between steam (vapor) outlet and second steam subsystem.
Further, described moulded coal dry kiln also comprises No. two blower fans, No. three blower fans and exhaust gas processing device, and described No. two blower fans are arranged between dry kiln air intake vent and dry kiln body, and described No. three blower fans are arranged between exhaust gas processing device and dry kiln body.
The beneficial effects of the utility model are: first heated by normal temperature air by heat pump subsystem, secondly solar energy is collected by Salar light-gathering subsystem heating heat-conducting medium, then the air after Energy Transfer being heated to heat pump subsystem by heat exchanger subsystem, produce high-temperature steam with steam engine subsystem again, finally carry out moulded coal drying by after hot-air and high-temperature steam mixing in input moulded coal dry kiln.When solar irradiation is strong, the solar energy that Salar light-gathering subsystem is collected not only is supplied to heat exchanger subsystem for adding hot-air, and by remaining thermal energy storage in heat-conducting medium storage box, when solar irradiation is not enough, utilizing the heat-conducting medium be stored in heat-conducting medium storage box to provide heat energy for adding hot-air for heat exchanger subsystem, therefore, stable High Temperature Moist Air can be provided for moulded coal dry kiln, not only drying efficiency is high, and can make system stability work.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Mark in figure: 1-heat pump subsystem, 101-heat pump air inlet, 102-heat pump air outlet, 111-evaporator with heat pump, 112-heat pump compressor, 113-heat pump condenser, 114-throttling of heat pump valve, 115-valve, 116-No. bis-valves, 117-No. tri-valves, 118-blower fan, 2-Salar light-gathering subsystem, 20-solar concentrating collector body, 21-heat-conducting medium storage box, 201-concentrating collector heat-conducting medium entrance, 202-concentrating collector heat-conducting medium exports, 203-heat-conducting medium storage box exports, the import of 204-heat-conducting medium storage box, 211-glass tube with vacuum, 212-trough reflectors, 213-concentrator support, 214-pump, 215-No. tetra-valves, 216-No. five valves, 217-No. bis-pumps, 3-heat exchanger subsystem, 301-high temperature heat conducting medium entrance, 302-high temperature heat conducting medium exports, 303-air intlet, 304-air outlet slit, 311-No. six valves, 312-No. seven valves, 313-No. tri-pumps, 314-No. tetra-pumps, 315-heat exchanger body, 316-No. eight valves, 4-steam engine subsystem, 41-primary steam subsystem, 42-second steam subsystem, 401-steam engine water inlet, 402-steam (vapor) outlet, 411-hydrotreater, 412-heat exchanger, 413-No. five pumps, 414-electric control valve, 415-check valve, 416-steam pressure cooker, 417-water level head, 418-steam pressure gauge, 419-No. bis-electric control valves, 420-blowoff valve, 421-No. bis-blowoff valves, 422-electric heater, 423-safety valve, 424-No. bis-steam pressure gauges, 425-steam valve, 5-moulded coal dry kiln, 501-dry kiln air intake vent, 511-No. bis-blower fans, 512-dry kiln body, 513-No. tri-blower fans, 514-exhaust gas processing device.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further illustrated.
As shown in Figure 1, to provide multiple forms of energy to complement each other disclosed in the utility model moulded coal drying system, comprise heat pump subsystem 1, Salar light-gathering subsystem 2, heat exchanger subsystem 3, steam engine subsystem 4 and moulded coal dry kiln 5, described heat pump subsystem 1 is provided with heat pump air inlet 101 and heat pump air outlet 102, described Salar light-gathering subsystem 2 comprises solar concentrating collector body 20 and heat-conducting medium storage box 21, described solar concentrating collector body 20 is provided with concentrating collector heat-conducting medium entrance 201 and concentrating collector heat-conducting medium outlet 202, described heat-conducting medium storage box 21 is provided with heat-conducting medium storage box outlet 203 and heat-conducting medium storage box import 204, described heat exchanger subsystem 3 comprises heat exchanger body 315, described heat exchanger body 315 is provided with high temperature heat conducting medium entrance 301, high temperature heat conducting medium outlet 302, air intlet 303 and air outlet slit 304, described steam engine subsystem 4 is provided with steam engine water inlet 401 and steam (vapor) outlet 402, described moulded coal dry kiln 5 comprises dry kiln body 512, described dry kiln body 512 is provided with dry kiln air intake vent 501, described solar concentrating collector body 20 with export 202 by concentrating collector heat-conducting medium entrance 201, concentrating collector heat-conducting medium between heat-conducting medium storage box 21 and be communicated with and form closed circuit, the heat pump air outlet 102 of described heat pump subsystem 1 is communicated with the air intlet 303 of heat exchanger body 315, the heat-conducting medium storage box outlet 203 of described heat-conducting medium storage box 21 is communicated with the high temperature heat conducting medium entrance 301 of heat exchanger body 315, the high temperature heat conducting medium outlet 302 of described heat exchanger body 315 is communicated with the heat-conducting medium storage box import 204 of described heat-conducting medium storage box 21, and described dry kiln air intake vent 501 is communicated with the air outlet slit 304 of heat exchanger body 315 and the steam (vapor) outlet 402 of steam engine subsystem 4 respectively by three-way pipe.
Described solar concentrating collector body 20 with export 202 by concentrating collector heat-conducting medium entrance 201, concentrating collector heat-conducting medium between heat-conducting medium storage box 21 and be communicated with and form closed circuit, namely described concentrating collector heat-conducting medium entrance 201 is communicated with described heat-conducting medium storage box 21, and described concentrating collector heat-conducting medium outlet 202 is communicated with described heat-conducting medium storage box 21.
To provide multiple forms of energy to complement each other the operation principle of moulded coal drying system: the effect of heat pump subsystem 1 utilizes electric energy and air can to the elementary heating of dry air, the effect of Salar light-gathering subsystem 2 collects solar energy to be converted into heat energy, by thermal energy storage in heat-conducting medium, heat-conducting medium is stored in heat-conducting medium storage box 21, heat-conducting medium is successively through heat-conducting medium storage box outlet 203, high temperature heat conducting medium entrance 301 enters heat exchanger subsystem 3 and carries out heat exchange, the air entering heat exchanger subsystem 3 through air intlet 303 from heat pump air outlet 102 heats by heat energy that heat-conducting medium discharges in heat exchanger subsystem 3 further, warm air in formation, steam engine subsystem 4 is done work by electric energy, heat the aqueous water entered from steam engine water inlet 401 and produce high-temperature vapor, high-temperature vapor warm air in steam (vapor) outlet 402 exports with the air outlet slit 304 from heat exchanger subsystem 3 mixes and becomes unsaturated High Temperature Moist Air, unsaturated High Temperature Moist Air is entered in dry kiln 5 by dry kiln air intake vent 501 and carries out moulded coal drying.Wherein, the effect of heat-conducting medium storage box 21 is for storing heat-conducting medium, stores heat energy.Although unsaturated High Temperature Moist Air is little compared with the dry air absorbent capacity of identical temperature, but its temperature very easily reaches the requirement of dry moulded coal, and because containing steam, so its volumetric ratio thermal capacitance is larger compared with dry air, the efficiency of transporting heat energy is higher, can the temperature of Quick height moulded coal dry kiln 5, make the moulded coal in moulded coal dry kiln 5 be dried to production necessary requirement rapidly; Simultaneously, when solar irradiation is strong, the solar energy that Salar light-gathering subsystem 2 is collected not only is supplied to heat exchanger subsystem 3 for adding hot-air, and by remaining thermal energy storage in heat-conducting medium storage box 21, when solar irradiation is not enough, utilize and be stored in heat-conducting medium in heat-conducting medium storage box 21 for heat exchanger subsystem 3 and provide heat energy for adding hot-air, therefore, stable High Temperature Moist Air can be provided for moulded coal dry kiln, not only drying efficiency is high, and can make system stability work.
Wherein, heat-conducting medium in heat-conducting medium storage box 21 flows to solar concentrating collector body 20 through concentrating collector heat-conducting medium entrance 201, solar concentrating collector body 20 is collected solar energy and is converted into heat energy, by thermal energy storage in heat-conducting medium, then heat-conducting medium enters heat-conducting medium storage box 21 and is stored therein; Heat-conducting medium in heat-conducting medium storage box 21 is after heat-conducting medium storage box outlet 203 is flowed out, enter heat exchanger body 315 through high temperature heat conducting medium entrance 301 and carry out heat exchange, heat-conducting medium after heat exchange flows back in heat-conducting medium storage box 21 through heat-conducting medium storage box import 204 after flowing out from high temperature heat conducting medium outlet 302; Heat-conducting medium in heat-conducting medium storage box 21 flows into solar concentrating collector body 20 through concentrating collector heat-conducting medium entrance 201 and again heats; Heat-conducting medium constantly circulates in systems in which through " heating "-" heat exchange "-" heating again ".
As preferred embodiment, described heat pump subsystem 1 adopts air source heat pump, described heat pump subsystem 1 also comprises a blower fan 118, a valve 115, No. two valves 116, No. three valves 117, evaporator with heat pump 111, heat pump compressor 112, heat pump condenser 113 and throttling of heat pump valve 114, described evaporator with heat pump 111, heat pump compressor 112, heat pump condenser 113 and throttling of heat pump valve 114 connect successively and form closed circuit, described heat pump air inlet 101 is arranged on evaporator with heat pump 111, described heat pump air outlet 102 is arranged on heat pump condenser 113, a described blower fan 118 is communicated with heat pump air inlet 101, described heat pump air inlet 101 is communicated with a valve 115 and No. two valves 116 respectively by three-way pipe, a described valve 115 is arranged between heat pump air inlet 101 and evaporator with heat pump 111, described No. two valves 116 are arranged between heat pump air inlet 101 and heat pump condenser 113, described No. three valves 117 are arranged between heat pump condenser 113 and heat pump air outlet 102,
Described Salar light-gathering subsystem 2 adopts solar groove type concentrating collector, described solar concentrating collector body 20 is solar groove type concentrating collector body, described solar groove type concentrating collector body comprises glass tube with vacuum 211, trough reflectors 212 and concentrator support 213, described glass tube with vacuum 211 is arranged in described trough reflectors 212, and described trough reflectors 212 is arranged on described concentrator support 213; Described Salar light-gathering subsystem 2 also comprises No. four valves 215, No. five valves 216, pump 214 and No. two pumps 217, described No. four valves 215, pump 214 is arranged between described heat-conducting medium storage box 21 and concentrating collector heat-conducting medium entrance 201, and described No. five valves 216, No. two pumps 217 are arranged between concentrating collector heat-conducting medium outlet 202 and heat-conducting medium storage box 21;
Described heat exchanger subsystem 3 adopts gas liquid exchanger, described heat exchanger subsystem 3 also comprises No. six valves 311, No. seven valves 312, No. eight valves 316, No. three pumps 313 and No. four pumps 314, described No. six valves 311, No. four pumps 314 are arranged between described heat-conducting medium storage box outlet 203 and high temperature heat conducting medium entrance 301, described No. seven valves 312, No. three pumps 313 are arranged between described high temperature heat conducting medium outlet 302 and heat-conducting medium storage box import 204, and described No. eight valves 316 are arranged between described heat exchanger body 315 and air outlet slit 304.
Wherein, described heat pump air inlet 101 is also referred to as air-source entrance, and described heat pump air outlet 102 is also referred to as air outlet slit.In the present embodiment, a blower fan 118 itself has the effect of certain adjustment air intake flow, but cannot accomplish comparatively accurately to regulate and control, and therefore, as preferred embodiment, is also provided with a valve 115 and No. two valves 116.In the present embodiment, solar concentrating collector body 20, pump 214, No. four valves 215, heat-conducting medium storage box 21, No. five valves 216 are communicated with successively with No. two pumps 217 and form a closed circuit.In order at night or rainy weather also can provide sufficient heat for heat exchanger subsystem 3, therefore, as preferred embodiment, described Salar light-gathering subsystem 2 adopts solar groove type concentrating collector.In the present embodiment, heat-conducting medium adopt conduction oil, due to Salar light-gathering subsystem 2 adopt heat-conducting medium be liquid, heat pump subsystem 1 adopts air source heat pump, output be dry gas, therefore, described heat exchanger subsystem 3 adopts gas liquid exchanger.The effect of described No. three valves 117 regulates the air mass flow entering heat exchanger subsystem 3; The Main Function of described No. eight valves 316 is for warm air flow in control.
The course of work of the moulded coal drying system of providing multiple forms of energy to complement each other of the present embodiment is as follows:
First close No. three valves 117, No. six valves 311 and No. seven valves 312, open a pump 214 and No. two pumps 217 and No. four valves 215 and No. five valves 216, solar groove type concentrating collector heats the heat-conducting medium entered from concentrating collector heat-conducting medium entrance 201, heat-conducting medium is successively through glass tube with vacuum 211, No. two pumps 217, No. five valves 216, heat-conducting medium storage box 21, No. four valves 215 and a pump 214 carry out circulating-heating, when in heat-conducting medium storage box 21, temperature reaches setting value, open No. six valves 311 and No. seven valves 312 to allow heat-conducting medium enter heat exchanger 315 to carry out heat exchange, before carrying out heat exchange, opening the air source heat pump of heat pump subsystem 1 and No. three valves 117 and steam engine subsystem 4 in advance makes it run, open a blower fan 118 and make extraneous natural air by a valve 115 for air source heat pump provides thermal source, pass through condenser 113, No. three valves 117, heat pump air outlet 102, air intlet 303, heat exchanger body 315, No. eight valves 316 and air outlet slit 304 successively by the air of No. two valves 116.When hot-air or natural air enter evaporator with heat pump 111, heat energy is passed to the working medium in evaporator with heat pump 111, working medium is made to become gaseous state from liquid state, gaseous working medium becomes high temperature and high pressure gas after heat pump compressor 112, high temperature and high pressure gas enters heat pump condenser 113 heat release, transfer heat under the effect of a blower fan 118 successively through heat pump air inlet 101, the air of the heat pump condenser 113 that No. two valves 116 enter, air becomes middle warm air after obtaining heat energy, after middle warm air is discharged from heat pump air outlet 102, successively through air intlet 303, No. eight valves 316 and air outlet slit 304 are mixed into unsaturated High Temperature Moist Air with the high-temperature vapor of discharging from the steam (vapor) outlet 402 of steam engine subsystem 4, finally be transfused to the drying for moulded coal in moulded coal dry kiln 5, and the working fluid condenses in heat pump condenser 113 after heat release becomes liquid state, flow back to evaporator with heat pump 111 by throttling of heat pump valve 114 and enter next circulation.And the effect of throttling of heat pump valve 114 is flows of controlled medium, makes it enter equably in evaporator with heat pump 111 and obtain heat energy.
Because normal-temperature water will be become high-temperature high-pressure steam by steam engine subsystem 4, if only use one-level heating system to produce steam in steam engine subsystem 4 to be difficult to reach requirement, therefore, as preferred embodiment, described steam engine subsystem 4 comprises primary steam subsystem 41 and second steam subsystem 42, and described primary steam subsystem 41 and second steam subsystem 42 are successively set between described steam engine water inlet 401 and steam (vapor) outlet 402.Running water enters primary steam subsystem 41 by steam engine water inlet 401 and produces Low Temperature Steam, and the Low Temperature Steam that primary steam subsystem 41 produces enters second steam subsystem 42 progressive and adds thermosetting high-temperature steam, reaches predetermined temperature.
As wherein a kind of embodiment: described primary steam subsystem 41 comprises an electric control valve 414, check valve 415, steam pressure cooker 416, water level head 417, a steam pressure gauge 418, No. two electric control valves 419 and a blowoff valve 420, wherein, a blowoff valve 210, water level head 417 and a steam pressure gauge 418 are arranged on steam pressure cooker 416, a described electric control valve 414, check valve 415 and steam pressure cooker 416 are successively set between steam engine water inlet 401 and second steam subsystem 42, one end of described No. two electric control valves 419 is connected with electric control valve 414 water inlet end, the other end is connected with the steam (vapor) outlet of steam pressure cooker 416, described second steam subsystem 42 comprises No. two blowoff valves 421, electric heater 422, safety valve 423 and No. two steam pressure gauges 424, and wherein No. two blowoff valves 421, safety valve 423 and No. two steam pressure gauges 424 are arranged on electric heater 422.As preferred embodiment, described electric heater 422 adopts multiple electric heater unit in parallel.
A described blowoff valve 420 is for getting rid of the dirt in steam pressure cooker 416, and described water level head 417 is for controlling the water level in steam pressure cooker 416, and a described steam pressure gauge 418 is for showing the steam pressure in steam pressure cooker 416; In like manner, described No. two blowoff valves 421 are for getting rid of the dirt in electric heater 422, and the steam pressure that described No. two steam pressure gauges 424 produce for showing second steam subsystem 42, security control is carried out in the effect of described safety valve 423.
As preferred embodiment, described steam engine subsystem 4 also comprises hydrotreater 411, and described hydrotreater 411 is arranged between steam engine water inlet 401 and primary steam subsystem 41.Described hydrotreater 411 is for the softening running water entering steam engine.
As preferred embodiment, described steam engine subsystem 4 also comprises heat exchanger 412, and described heat exchanger 412 is arranged between steam engine water inlet 401 and primary steam subsystem 41.Described heat exchanger 412 Main Function carries out preheating, and further preferably, described heat exchanger 412 is multi-stage heat-exchanger.
As preferred embodiment, described steam engine subsystem 4 also comprises steam valve 425, and described steam valve 425 is arranged between steam (vapor) outlet 402 and second steam subsystem 42.Described steam valve 425, for controlling the flow of steam, ensures that mixed unsaturated humid air can meet the demand of moulded coal drying.
The embodiment of described steam engine subsystem 4 optimum: described steam engine subsystem 4 comprises hydrotreater 411, heat exchanger 412, No. five pumps 413, primary steam subsystem 41, second steam subsystem 42 and steam valve 425, described primary steam subsystem 41 comprises an electric control valve 414, check valve 415, steam pressure cooker 416, water level head 417, a steam pressure gauge 418, No. two electric control valves 419 and a blowoff valve 420, described second steam subsystem 42 comprises No. two blowoff valves 421, electric heater 422, safety valve 423 and No. two steam pressure gauges 424, wherein, described hydrotreater 411, heat exchanger 412 and No. five pumps 413 are successively set between described steam engine water inlet 401 and primary steam subsystem 41, a blowoff valve 420, water level head 417 and a steam pressure gauge 418 are arranged on steam pressure cooker 416, a described electric control valve 414, check valve 415 and steam pressure cooker 416 are successively set between No. five pumps 413 and second steam subsystem 42, one end of described No. two electric control valves 419 is connected with the water inlet end of an electric control valve 414, the other end is connected with the steam (vapor) outlet of steam pressure cooker 416, described No. two blowoff valves 421, safety valve 423 and No. two steam pressure gauges 424 are arranged on electric heater 422, described steam valve 425 is arranged between steam (vapor) outlet 402 and second steam subsystem 42.
In the present embodiment, the course of work of steam engine subsystem 4 is as follows:
First, running water enters hydrotreater 411 by steam engine water inlet 401 and softens, enter multi-stage heat-exchanger 412 subsequently and carry out preheating, then by No. five pumps 413 for primary steam subsystem provides warm water, warm water enters steam pressure cooker 416 by an electric control valve 414 and check valve 415, by pressure and the water level of water level head 417 and a steam pressure gauge 418 steam regulation pressure cooker 416, by a blowoff valve 420, the dirt in steam pressure cooker 416 is discharged, to mix with a small amount of moisture by No. two electric control valves 419 from steam pressure cooker 416 steam out and spray into electric heater 422 and again heat, steam after twice heating carries out pressure by safety valve 423 and No. two steam pressure gauges 424 and security controls, quantity of steam is controlled by steam valve 425, steam enter after steam valve 425 steam (vapor) outlet 402 and air outlet slit 304 out in warm air carry out being mixed into dry kiln air intlet 501.
As preferred embodiment, described moulded coal dry kiln 5 also comprises No. two blower fans 511, No. three blower fans 513 and exhaust gas processing device 514, described No. two blower fans 511 are arranged between dry kiln air intake vent 501 and dry kiln body 512, and described No. three blower fans 513 are arranged between exhaust gas processing device 514 and dry kiln body 512.Described sewage-treatment plant 514 is mainly used for absorbing the dust in the middle of tail gas and part soluble gas, protection of the environment; Described No. two blower fans 511 are arranged on the air intake vent of dry kiln body 512, and Main Function sucks in dry kiln body 512 by unsaturated High Temperature Moist Air; Described No. three blower fans 513 are arranged on the air outlet of dry kiln body 512, are mainly used in the air in dry kiln body 512 to take out outward.Preferably, frequency conversion fan selected by described No. two blower fans 511, and described exhaust gas processing device 514 is pond, is mainly used in absorbing the solid dust in the middle of tail gas and soluble detrimental gas.
Claims (10)
1. to provide multiple forms of energy to complement each other moulded coal drying system, it is characterized in that: comprise heat pump subsystem (1), Salar light-gathering subsystem (2), heat exchanger subsystem (3), steam engine subsystem (4) and moulded coal dry kiln (5), described heat pump subsystem (1) is provided with heat pump air inlet (101) and heat pump air outlet (102), described Salar light-gathering subsystem (2) comprises solar concentrating collector body (20) and heat-conducting medium storage box (21), described solar concentrating collector body (20) is provided with concentrating collector heat-conducting medium entrance (201) and concentrating collector heat-conducting medium outlet (202), described heat-conducting medium storage box (21) is provided with the outlet of heat-conducting medium storage box (203) and heat-conducting medium storage box import (204), described heat exchanger subsystem (3) comprises heat exchanger body (315), described heat exchanger body (315) is provided with high temperature heat conducting medium entrance (301), high temperature heat conducting medium outlet (302), air intlet (303) and air outlet slit (304), described steam engine subsystem (4) is provided with steam engine water inlet (401) and steam (vapor) outlet (402), described moulded coal dry kiln (5) comprises dry kiln body (512), described dry kiln body (512) is provided with dry kiln air intake vent (501), described solar concentrating collector body (20) is exported (202) with between heat-conducting medium storage box (21) and is communicated with by concentrating collector heat-conducting medium entrance (201), concentrating collector heat-conducting medium and forms closed circuit, the heat pump air outlet (102) of described heat pump subsystem (1) is communicated with the air intlet (303) of heat exchanger body (315), heat-conducting medium storage box outlet (203) of described heat-conducting medium storage box (21) is communicated with the high temperature heat conducting medium entrance (301) of heat exchanger body (315), high temperature heat conducting medium outlet (302) of described heat exchanger body (315) is communicated with the heat-conducting medium storage box import (204) of described heat-conducting medium storage box (21), described dry kiln air intake vent (501) is communicated with the air outlet slit (304) of heat exchanger body (315) and the steam (vapor) outlet (402) of steam engine subsystem (4) respectively by three-way pipe.
2. to provide multiple forms of energy to complement each other as claimed in claim 1 moulded coal drying system, it is characterized in that:
Described heat pump subsystem (1) adopts air source heat pump, described heat pump subsystem (1) also comprises a blower fan (118), No. three valves (117), evaporator with heat pump (111), heat pump compressor (112), heat pump condenser (113) and throttling of heat pump valve (114), described evaporator with heat pump (111), heat pump compressor (112), heat pump condenser (113) and throttling of heat pump valve (114) connect successively and form closed circuit, described heat pump air inlet (101) is arranged on evaporator with heat pump (111), described heat pump air outlet (102) is arranged on heat pump condenser (113), a described blower fan (118) is communicated with heat pump air inlet (101), described heat pump air inlet (101) is communicated with evaporator with heat pump (111) and heat pump condenser (113) respectively by three-way pipe, described No. three valves (117) are arranged between heat pump condenser (113) and heat pump air outlet (102),
Described Salar light-gathering subsystem (2) adopts solar groove type concentrating collector, described solar concentrating collector body (20) is solar groove type concentrating collector body, described solar groove type concentrating collector body comprises glass tube with vacuum (211), trough reflectors (212) and concentrator support (213), described glass tube with vacuum (211) is arranged in described trough reflectors (212), and described trough reflectors (212) is arranged on described concentrator support (213); Described Salar light-gathering subsystem (2) also comprises No. four valves (215), No. five valves (216), a pump (214) and No. two pumps (217), described No. four valves (215), a pump (214) are arranged between described heat-conducting medium storage box (21) and concentrating collector heat-conducting medium entrance (201), and described No. five valves (216), No. two pumps (217) are arranged between concentrating collector heat-conducting medium outlet (202) and heat-conducting medium storage box (21);
Described heat exchanger subsystem (3) adopts gas liquid exchanger, described heat exchanger subsystem (3) also comprises No. six valves (311), No. seven valves (312), No. eight valves (316), No. three pumps (313) and No. four pumps (314), described No. six valves (311), No. four pumps (314) are arranged between described heat-conducting medium storage box outlet (203) and high temperature heat conducting medium entrance (301), described No. seven valves (312), No. three pumps (313) are arranged between described high temperature heat conducting medium outlet (302) and heat-conducting medium storage box import (204), described No. eight valves (316) are arranged between described heat exchanger body (315) and air outlet slit (304).
3. to provide multiple forms of energy to complement each other as claimed in claim 2 moulded coal drying system, it is characterized in that: described heat pump subsystem (1) also comprises a valve (115) and No. two valves (116), a described valve (115) is arranged between heat pump air inlet (101) and evaporator with heat pump (111), and described No. two valves (116) are arranged between heat pump air inlet (101) and heat pump condenser (113).
4. the moulded coal drying system of providing multiple forms of energy to complement each other as described in claim 1,2 or 3, it is characterized in that: described steam engine subsystem (4) comprises primary steam subsystem (41) and second steam subsystem (42), described primary steam subsystem (41) and second steam subsystem (42) are successively set between described steam engine water inlet (401) and steam (vapor) outlet (402).
5. to provide multiple forms of energy to complement each other as claimed in claim 4 moulded coal drying system, it is characterized in that: described primary steam subsystem (41) comprises an electric control valve (414), check valve (415), steam pressure cooker (416), water level head (417), a steam pressure gauge (418), No. two electric control valves (419) and a blowoff valve (420), wherein, a blowoff valve (420), water level head (417) and a steam pressure gauge (418) are arranged on steam pressure cooker (416), a described electric control valve (414), check valve (415) and steam pressure cooker (416) are successively set between steam engine water inlet (401) and second steam subsystem (42), one end of described No. two electric control valves (419) is connected with the water inlet end of an electric control valve (414), the other end is connected with the steam (vapor) outlet of steam pressure cooker (416), described second steam subsystem (42) comprises No. two blowoff valves (421), electric heater (422), safety valve (423) and No. two steam pressure gauges (424), wherein, No. two blowoff valves (421), safety valve (423) and No. two steam pressure gauges (424) are arranged on electric heater (422).
6. to provide multiple forms of energy to complement each other as claimed in claim 4 moulded coal drying system, it is characterized in that: described steam engine subsystem (4) also comprises hydrotreater (411), and described hydrotreater (411) is arranged between steam engine water inlet (401) and primary steam subsystem (41).
7. to provide multiple forms of energy to complement each other as claimed in claim 4 moulded coal drying system, it is characterized in that: described steam engine subsystem (4) also comprises heat exchanger (412), and described heat exchanger (412) is arranged between steam engine water inlet (401) and primary steam subsystem (41).
8. to provide multiple forms of energy to complement each other as claimed in claim 7 moulded coal drying system, it is characterized in that: described heat exchanger (412) is multi-stage heat-exchanger.
9. to provide multiple forms of energy to complement each other as claimed in claim 4 moulded coal drying system, it is characterized in that: described steam engine subsystem (4) also comprises steam valve (425), and described steam valve (425) is arranged between steam (vapor) outlet (402) and second steam subsystem (42).
10. the moulded coal drying system of providing multiple forms of energy to complement each other as described in claim 1,2 or 3, it is characterized in that: described moulded coal dry kiln (5) also comprises No. two blower fans (511), No. three blower fans (513) and exhaust gas processing device (514), described No. two blower fans (511) are arranged between dry kiln air intake vent (501) and dry kiln body (512), and described No. three blower fans (513) are arranged between exhaust gas processing device (514) and dry kiln body (512).
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| CN201520322244.1U CN204678859U (en) | 2015-05-19 | 2015-05-19 | To provide multiple forms of energy to complement each other moulded coal drying system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890290A (en) * | 2016-05-03 | 2016-08-24 | 俞晴 | Comprehensive multi-heat-source drying center and control system thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105890290A (en) * | 2016-05-03 | 2016-08-24 | 俞晴 | Comprehensive multi-heat-source drying center and control system thereof |
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