CN103175252A - Solar heating system - Google Patents

Solar heating system Download PDF

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Publication number
CN103175252A
CN103175252A CN2013101254689A CN201310125468A CN103175252A CN 103175252 A CN103175252 A CN 103175252A CN 2013101254689 A CN2013101254689 A CN 2013101254689A CN 201310125468 A CN201310125468 A CN 201310125468A CN 103175252 A CN103175252 A CN 103175252A
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CN
China
Prior art keywords
channel
water storage
storage device
heat collector
heating installation
Prior art date
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Pending
Application number
CN2013101254689A
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Chinese (zh)
Inventor
王维廷
邢建民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HEC SOLAR ENERGY HIGH TECHNOLOGY Co Ltd
Original Assignee
HEC SOLAR ENERGY HIGH TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Priority to CN2013101254689A priority Critical patent/CN103175252A/en
Publication of CN103175252A publication Critical patent/CN103175252A/en
Pending legal-status Critical Current

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Abstract

The invention provides a solar heating system. The solar heating system comprises a heating collecting device, a water storing device, a heating device and a main circulation loop, as well as at least one bypass channel, wherein the heating collecting device, the water storing device and the heating device are sequentially connected, and the two ends of the bypass channel are respectively connected with the two ends of any one of the heating collecting device, the water storing device and the heating device. The solar heating system provided by the invention has the advantages that a medium can be kept away from devices connected with the bypass channel during a circulating process by arranging the bypass channel, thus reducing the heat loss and circulation time of the medium in the circulating process are reduced, meeting the heat collecting requirements of the solar heating system, and improving the efficiency of the solar heating system.

Description

Solar heating system
Technical field
The present invention relates to technical field of solar, in particular to a kind of solar heating system.
Background technology
Solar energy more and more receives people's concern as a kind of clean energy resource, in the prior art, the application of solar energy is except the heating domestic water, also heating plant (for example common radiator, radiator for floor heating) is connected between water tank and heat collector, make in the heating closed circuit of medium between heat collector, water tank, radiator and circulate, utilize radiator to heat indoor.But in the prior art, be the single cycle setting in solar heating system, namely medium passes through heat collector, water storage device and heating device for picking successively, under such endless form, medium can not arrive the position that needs heating within the shortest time, the efficiency of heating surface is low.Medium needs long heat time heating time to satisfy the needs of heating in the morning and in sunshine relatively poor situation, makes indoorly can not in time carry out heating.
Summary of the invention
The present invention aims to provide a kind of solar heating system that can satisfy fast demand for heat.
To achieve these goals, the invention provides a kind of solar heating system, comprising: heat collector; Water storage device; Heating installation; And main circulation loop, connect successively heat collector, water storage device and heating installation, also comprise at least one bypass channel, the two ends of any one in the two ends of bypass channel and heat collector, water storage device and heating installation are connected respectively.
Further, main circulation loop comprises first passage, second channel and third channel, first passage is arranged between the import of the outlet of heat collector and water storage device, second channel is arranged between the import of the outlet of water storage device and heating installation, third channel is arranged between the import of the outlet of heating installation and heat collector, forms the first closed circuit between heat collector, first passage, water storage device, second channel, heating installation and third channel.
Further, be provided with the first control valve on first passage, be provided with the second control valve on second channel.
Further, solar heating system of the present invention also comprises the one-way circulation pump that is positioned on third channel, so that the medium in third channel flows along the direction from the heating installation to the heat collector.
Further, bypass channel is the four-way that is arranged between the entrance of the outlet of heat collector and heating installation, is provided with the 3rd control valve on four-way, forms the second closed circuit between heat collector, four-way, heating installation and third channel.
Further, bypass channel is Five-channel, the first end of Five-channel is connected to the outlet of water storage device, the second end of Five-channel is connected on third channel, between heating installation and one-way circulation pump, be provided with the 4th control valve on Five-channel, heat collector, first passage form the 3rd closed circuit between water storage device, Five-channel and third channel.
Further, bypass channel is the 6th passage, the first end of the 6th passage is connected on third channel, between one-way circulation pump and heat collector, the second end of the 6th passage is connected to the entrance of water storage device, be provided with the 5th control valve on the 6th passage, form the 4th closed circuit between water storage device, second channel, heating installation, third channel and the 6th passage.
Further, be provided with heating tube in water storage device, the two ends of heating tube are connected with outlet with the import of water storage device respectively.
Further, the indoor Temperature sampler that is provided with on heat collector, water storage device, heating installation and heating installation place.
Further, the turnover of heat collector, water storage device and heating installation and exit are provided with hand-operated valve.
In technical scheme of the present invention, except the main circulation loop that connects heat collector, water storage device and heating installation, also be provided with connect heat collector, water storage device and heating installation in any bypass channel that is connected, the medium that is arranged so that of bypass channel can dodge out at circulation time the device that is connected with bypass channel, reduce thermal losses and the circulation timei of medium in cyclic process, heating is concentrated in the part, to satisfy the thermal-arrest demand of solar heating system, improve the efficient of solar heating system.
Description of drawings
The Figure of description that consists of the application's a part is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment of solar heating system of the present invention.
In above-mentioned accompanying drawing, Reference numeral is as follows:
10, heat collector; 20, water storage device; 30, heating installation; 41, the first control valve; 42, the second control valve; 43, the 3rd control valve; 44, the 4th control valve; 45, the 5th control valve; 50, one-way circulation pump; 1, first passage; 2, second channel; 3, third channel; 4, four-way; 5, Five-channel; 6, the 6th passage.
The specific embodiment
Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the application can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Fig. 1 shows the structural representation of the embodiment of solar heating system of the present invention, as can be seen from the figure, the solar heating system of the present embodiment comprises main circulation loop, heat collector 10, water storage device 20 and heating installation 30 are connected in turn on main circulation loop, solar heating system also comprises a bypass channel, and the two ends of any one in the two ends of bypass channel and heat collector 10, water storage device 20 and heating installation 30 are connected respectively.The medium that is arranged so that of bypass channel can dodge out at circulation time the device that is connected with bypass channel, reduce thermal losses and the circulation timei of medium in cyclic process, heating is concentrated in the part, to satisfy the thermal-arrest demand of solar heating system, improve the efficient of solar heating system.
Difference according to the position of bypass channel, in the present embodiment, main circulation loop and bypass channel can form following four kinds of loops: heat collector 10 30 returns formed the first closed circuit of heat collector 10 to water storage device 20 to heating installation, heat collector 10 returns formed the second closed circuit of heat collector 10 to heating installation 30, and heat collector 10 returns formed the 3rd closed circuit of heat collector 10 and water storage device 20 returns formed the 4th closed circuit of water storage device 20 to heating installation 30 to water storage device 20.
Wherein, the first closed circuit is main circulation loop, this first closed circuit except heat collector 10, water storage device 20 and heating installation 30, also comprise the second channel 2 between the import of first passage 1, the outlet that is connected to water storage device 20 and heating installation 30 between the import of the outlet that is connected to heat collector 10 and water storage device 20 and be connected to the outlet of heating installation 30 and the import of heat collector 10 between third channel 3.123 orders that return heat collector 10 circulate medium to heating installation 30 to third channel to water storage device 20 to second channel along heat collector 10 to first passage.For the ease of the circulation of control channel with close, be provided with the first control valve 41 on first passage 1, be provided with the second control valve 42 on second channel 2.
When the user does not have the demand of Fast Heating or usually use or the temperature of heat collector 10 when can satisfy simultaneously water storage device 20 and heating installation 30 during heating, can open the first control valve 41 and the second control valve 42, make 10 pairs of water storage devices 20 of heat collector and heating installation 30 that heating is provided simultaneously, make first all to be in circulation status to third channel, like this, after being heated in heat collector 10, medium can flow out from heat collector 10, get back in heat collector 10 after water storage device 20 and heating installation 30, satisfy user's routine use.
For guaranteeing the one-way circulation of medium, also can be provided with one-way circulation pump 50 on third channel 3, utilize one-way circulation pump 50 to circulate in the interior direction along heating installation 30 to heat collector 10 of third channel 3 with moving medium, and then the flow direction of control medium in closed circuit.Preferably, one-way circulation pump 50 can be comprised of check-valves and the circulation pump housing.
The second closed circuit is except heat collector 10 and heating installation 30, also comprise four-way 4 between the import of the outlet that is arranged on heat collector 10 and heating installation 30 and above-mentioned third channel 3, be provided with on four-way 4 and control the 3rd control valve 43 that four-way 4 opens and closes, and the second closed circuit and the first closed circuit are shared third channel 3, when needs pass through heat collector 10 direct heating installation 30, can adopt the second closed circuit.Open the 3rd control valve 43,30 orders that return heat collector 10 to third channel 3 circulate to four-way 4 to heating installation along heat collector 10 to make medium.This four-way 4 forms the bypass channel that is connected with water storage device 20.In the second closed circuit, medium is without water storage device 20, makes the direct heating installation 30 of medium out in the heat collector 10, reduces heating installation in the time of 30 heat time heating time, also can improve the heating-up temperature of heating installation 30.The flow direction of the medium in the second closed circuit is also to control by the one-way circulation pump 50 that is arranged on third channel 3.
For simplifying the setting of passage, facilitate the installation of solar heating system, also four-way 4 can be arranged between first passage 1 and second channel 2, namely the first end of four-way 4 is arranged on first passage 1, the outlet of described the first control valve 41 and heat collector 10 between, the second end of four-way 4 is connected on second channel 2, between the outlet of the second control valve 42 and water storage device 20.Arranging like this can make the medium that four-way 4 flows out flow in heating installation 30 by part second channel 2, reduces the passage number of connection of heating installation 30 import departments.At this moment, the circulation of the second closed circuit needs the common unlatching of the second control valve 42 and the 3rd control valve 43, and the circulation of the second closed circuit becomes: heat collector 10 23 returns heat collector 10 to heating installation 30 to third channel to first passage 1 to four-way 4 to second channel.
The second closed circuit has dispensed the link of water storage device 20 in use, such setting, and first can improve heating efficient, and second can evade falling the impact of water storage device 20.Such as the temperature in upper period of the day from 11 a.m. to 1 p.m water storage device 20 is lower, heat collector 10 has certain heat, if medium carries out heat exchange to heating installation 30 places after by water storage device 20 heat exchange again, the temperature of medium becomes lower, and heating installation 30 can't in time heat.This can make medium directly arrive heating installation 30 places by heat collector 10 to carry out heat exchange, improve the temperature of heating installation 30 and use the 3rd closed circuit, make heating installation 30 normally, heat supply in time.
The 3rd closed circuit also comprises first passage 1, Five-channel 5 and third channel 3 except heat collector 10 and water storage device 20.The first end of Five-channel 5 is connected to the exit of water storage device 20, and the second end of Five-channel 5 is connected on third channel 3, and between heating installation 30 and one-way circulation pump 50, and be provided with the 4th control valve 44 on Five-channel 5.This Five-channel 5 is formed at the bypass channel that heating installation 30 is connected.Medium is completed heat collector 10 20 3 circulations that return heat collector 10 to Five-channel 5 to third channel to first passage 1 to water storage device in the 3rd closed circuit.Enabling of the 3rd closed circuit can make heat collector 10 separately water storage device 20 be heated.The same with the second closed circuit with the first closed circuit, in the 3rd closed circuit, the one-way circulation of medium is also controlled by one-way circulation pump 50.During the 3rd closed circuit circulation, the first control valve 41 and the 4th control valve 44 are opened.
Same, for simplifying the channel setting of solar heating system, the first end of Five-channel 5 can be connected on second channel 2 and between the outlet and the second control valve 42 of water storage device 20, at this moment, the 3rd closed circuit becomes: heat collector 10 20 3 returns heat collector 10 to second channel 2 to Five-channel 5 to third channel to first passage 1 to water storage device, and forms the loop equally when the first control valve 41 and the 4th control valve 44 are opened.
When the temperature of heating installation 30 reaches the heating demand, not when needs heat, and the temperature of water storage device 20 is lower, when needing heating, can enable the 3rd closed circuit, and 10 of heat collectors are heated water storage device 20, dispenses heating installation 30.
In the 4th closed circuit, except water storage device 20 and heating installation 30, also comprise second channel 2, third channel 3 and the 6th passage 6, the first end of the 6th passage 6 is arranged on third channel 3, between one-way circulation pump 50 and heat collector 10, the second end of the 6th passage 6 is connected with the import of water storage device 20, is provided with the 5th control valve 45 on the 6th passage 6.The 6th passage 6 is formed at the bypass channel that heat collector 10 is connected.Medium is completed water storage device 20 and 30 is returned the circulation of water storage device 20 to third channel 3 to the 6th passages 6 to second channel 2 to heating installation in the 4th closed circuit.In the 4th closed circuit, can pass through the hot water heating medium in water storage device 20, and by the medium after heating, heating installation 30 be heated, realization is heated by 20 pairs of heating installations 30 of water storage device.Because the first end with the 6th passage 6 is arranged between one-way circulation pump 50 and heat collector 10, namely can provide power for the medium in the 4th closed circuit by one-way circulation pump 50, carry out one-way circulation.The second control valve 42 and the 5th control valve 45 are when opening, and the 4th closed circuit forms flow cycle.
The setting of the 4th closed circuit, make solar heating system in the temperature of heat collector 10 lower than the temperature of heating installation 30 time, also can heat by 20 pairs of heating installations 30 of water storage device, enlarge the scope of application of solar heating system, be particluarly suitable for sunshine not enough or warm oneself at dark.
For simplifying the channel setting of solar heating system, the second end of the 6th passage 6 can be connected to first passage 1 is with, between the import of the first control valve 41 and water storage device 20, make the 4th closed circuit become water storage device 20 and 30 return water storage device 20 to third channel 3 to the 6th passages 6 to first passage 1 to second channel 2 to heating installation, and form the loop equally when the second control valve 42 and the 5th control valve 45 are opened.
The solar heating system of the present embodiment is when work, and first to fourth closed circuit only has a closed circuit to carry out work at one time, by foregoing description as can be known:
When the first closed circuit was opened: the first control valve 41, the second control valve 42 were opened, and the 3rd control valve 43, the 4th control valve 44, the 5th control valve 45 are closed.
When the second closed circuit is opened: can adopt the first implementation: the 3rd control valve 43 is opened, the first control valve 41, the second control valve 42, the 4th control valve 44, the 5th control valve 45 are closed, perhaps, also can adopt the second implementation: the second control valve 42, the 3rd control valve 43 are opened, and the first control valve 41, the 4th control valve 44, the 5th control valve 45 are closed.According to the 4th pipeline in the second closed circuit difference (be implementation different) is set, the open and-shut mode of each control valve is also different.
When the 3rd closed circuit was opened: the first control valve 41, the 4th control valve 44 were opened, and the second control valve 42, the 3rd control valve 43, the 5th control valve 45 are closed.
When the 4th closed circuit was opened: the second control valve 42, the 5th control valve 45 were opened, and the first control valve 41, the 3rd control valve 43, the 4th control valve 44 are closed.
Preferably, the first to the 5th control valve is magnetic valve.
Preferably, be provided with heating tube in the water storage device 20 in foregoing description, the first end of this heating tube is connected with the import of water storage device 20, and the second end is connected with the outlet of water storage device 20.In heating tube, circulation has medium, and medium heats or heated by water storage the water storage in water storage device 20, and does not exchange between medium and water storage.Water inlet and the delivery port of water storage device 20 arrange separately.Simultaneously, be sensed water level, also can on water storage device 20, level sensor be set.
For making whole system more perfect, also can heater be installed at water storage device 20 places, when the temperature of water storage device 20 lower limit lower than design temperature, and heat collector 10 is can't heat water storage device 20 time, can heat water storage device 20 by heater, ensure domestic water.
In the present embodiment, for strengthening the heat-collecting capacity of heat collector 10, heat collector can be carried out parallel connection or is connected in series by a plurality of heat collectors, and is same, and heating installation 30 also can be carried out parallel connection or connect forming by a plurality of heating devices.
For ease of the maintenance of whole system, also be respectively arranged with hand-operated valve in the inlet and outlet of heat collector 10, water storage device 20 and heating installation 30, make the maintenance personal can be by the switching of manual mode control connection passage.
The solar heating system of the present embodiment is on heat collector 10, water storage device 20, heating installation 30 and the indoor Temperature sampler that is provided with at heating installation 30 places.The control device of solar heating system is by each Temperature sampler collecting temperature signal, and judge the endless form of medium by temperature signal, and control the open and-shut mode of each control valve, regulate inner closed circuit, solar heating system is in optimum duty, and whole efficiency maximizes.
The above is only the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (10)

1. solar heating system comprises:
Heat collector (10);
Water storage device (20);
Heating installation (30); And
Main circulation loop connects described heat collector (10), described water storage device (20) and described heating installation (30) successively,
It is characterized in that,
Also comprise at least one bypass channel, the two ends of any one in the two ends of described bypass channel and described heat collector (10), described water storage device (20) and described heating installation (30) are connected respectively.
2. solar heating system according to claim 1, it is characterized in that, described main circulation loop comprises first passage (1), second channel (2) and third channel (3), described first passage (1) is arranged between the import of the outlet of described heat collector (10) and described water storage device (20), described second channel (2) is arranged between the import of the outlet of described water storage device (20) and described heating installation (30), described third channel is arranged between the import of the outlet of described heating installation (30) and described heat collector (10), described heat collector (10), described first passage (1), described water storage device (20), described second channel (2), form the first closed circuit between described heating installation (30) and described third channel (3).
3. solar heating system according to claim 2, is characterized in that, is provided with the first control valve (41) on described first passage (1), is provided with the second control valve (42) on described second channel (2).
4. solar heating system according to claim 2, it is characterized in that, also comprise the one-way circulation pump (50) that is positioned on described third channel (3), so that the medium in described third channel (3) flows along the direction from heating installation (30) to heat collector (10).
5. solar heating system according to claim 4, it is characterized in that, described bypass channel is the four-way (4) between the entrance that is arranged on the outlet of described heat collector (10) and described heating installation (30), be provided with the 3rd control valve (43) on described four-way (4), form the second closed circuit between described heat collector (10), described four-way (4), described heating installation (30) and described third channel (3).
6. solar heating system according to claim 4, it is characterized in that, described bypass channel is Five-channel (5), the first end of described Five-channel (5) is connected to the outlet of described water storage device (20), the second end of described Five-channel (5) is connected on third channel (3), be positioned between described heating installation (30) and described one-way circulation pump (50), be provided with the 4th control valve (44) on described Five-channel (5), described heat collector (10), described first passage (1), described water storage device (20), form the 3rd closed circuit between described Five-channel (5) and described third channel (3).
7. solar heating system according to claim 4, it is characterized in that, described bypass channel is the 6th passage (6), the first end of described the 6th passage (6) is connected on third channel (3), be positioned between described one-way circulation pump (50) and described heat collector (10), the second end of described the 6th passage (6) is connected to the entrance of described water storage device (20), be provided with the 5th control valve (45) on described the 6th passage (6), described water storage device (20), described second channel (2), described heating installation (30), form the 4th closed circuit between described third channel (3) and described the 6th passage (6).
8. solar heating system according to claim 1, is characterized in that, described water storage device is provided with heating tube in (20), and the two ends of described heating tube are connected with outlet with the import of water storage device (20) respectively.
9. solar heating system according to claim 1, is characterized in that, the indoor Temperature sampler that is provided with at the upper and described heating installation (30) of described heat collector (10), described water storage device (20), described heating installation (30) place.
10. solar heating system according to claim 1, is characterized in that, turnover and the exit of described heat collector (10), described water storage device (20) and described heating installation (30) are provided with hand-operated valve.
CN2013101254689A 2013-04-11 2013-04-11 Solar heating system Pending CN103175252A (en)

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CN2013101254689A CN103175252A (en) 2013-04-11 2013-04-11 Solar heating system

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CN2013101254689A CN103175252A (en) 2013-04-11 2013-04-11 Solar heating system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104776490A (en) * 2015-04-19 2015-07-15 陈佳乐 Double-layer thermal insulation control system
CN106568115A (en) * 2015-10-09 2017-04-19 宁夏琪凯节能设备有限公司 Energy-saving type solar heating device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200975745Y (en) * 2006-11-13 2007-11-14 董占云 Solar and complementary type bathe and heater
CN101666518A (en) * 2009-08-25 2010-03-10 中国电子科技集团公司第十四研究所 Solar heating heat-accumulating system
CN102393042A (en) * 2011-11-29 2012-03-28 皇明太阳能股份有限公司 Integrated pipeline control module for solar water heating systems
CN102644957A (en) * 2012-03-30 2012-08-22 南京信息职业技术学院 Solar heating control system and control method thereof
CN203203129U (en) * 2013-04-11 2013-09-18 中天同圆太阳能高科技有限公司 Solar heating system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200975745Y (en) * 2006-11-13 2007-11-14 董占云 Solar and complementary type bathe and heater
CN101666518A (en) * 2009-08-25 2010-03-10 中国电子科技集团公司第十四研究所 Solar heating heat-accumulating system
CN102393042A (en) * 2011-11-29 2012-03-28 皇明太阳能股份有限公司 Integrated pipeline control module for solar water heating systems
CN102644957A (en) * 2012-03-30 2012-08-22 南京信息职业技术学院 Solar heating control system and control method thereof
CN203203129U (en) * 2013-04-11 2013-09-18 中天同圆太阳能高科技有限公司 Solar heating system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104776490A (en) * 2015-04-19 2015-07-15 陈佳乐 Double-layer thermal insulation control system
CN106568115A (en) * 2015-10-09 2017-04-19 宁夏琪凯节能设备有限公司 Energy-saving type solar heating device

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Application publication date: 20130626