CN103925584B - Solar energy micro-pressure high-temperature steam boiler - Google Patents
Solar energy micro-pressure high-temperature steam boiler Download PDFInfo
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- CN103925584B CN103925584B CN201410114672.5A CN201410114672A CN103925584B CN 103925584 B CN103925584 B CN 103925584B CN 201410114672 A CN201410114672 A CN 201410114672A CN 103925584 B CN103925584 B CN 103925584B
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Abstract
The invention provides a kind of solar energy micro-pressure high-temperature steam boiler, relate to solar boiler technical field, mainly comprise steam boiler, heat exchanger is provided with in steam boiler, heat exchanger connects solar energy equipment, this solar energy equipment comprises the high-temperature region being arranged on top and the heat absorption district being arranged on bottom, heat absorption is vertically arranged with some endothermic tubes in district, endothermic tube upper end is communicated with high-temperature region, endothermic tube and high-temperature region are built with liquid high boiling medium, also heat-exchange tube is provided with in high-temperature region, heat-exchange tube is built with liquid low boiling point working medium, heat-exchange tube connects filter, filter is also connected with heat exchanger, also circulating pump is serially connected with between filter and heat-exchange tube.The present invention can make full use of solar energy source, and the temperature of this steam boiler and pressure adjustable joint, overcome the inherent shortcoming of conventional high-tension power boiler; Pressure can be kept: 0 < P < 1atm in boiler; Temperature 100 DEG C≤t < 1000 DEG C.The present invention take solar energy source as heating steam boiler, clean, can not to environment.
Description
Technical field:
The present invention relates to solar energy source and utilize technical field, particularly relate to a kind of solar energy micro-pressure high-temperature steam boiler.
Background technology:
Enter 21 century, the shortage of fossil energy and the scarcity of coal resources, cause again the anxiety of electric power resource simultaneously, and thermal power generation discharge throughout various places, motor vehicle exhaust emission and this three large discharge of industrial pollution impel the sharply deterioration of air ambient, and the serious safety that threaten national energy and national quality of air environment of depending on for existence.This situation has arrived the stage of solution.
So make full use of reproducible solar energy source, and convert it into the new forms of energy of clean environmental protection, become the task of top priority of commonwealthn.But actual conditions are also pessimistic, solar energy source utilize present situation, though there is certain improvement effect remote.
Existing steam boiler, adopts the saturated vapor heat supply of HTHP.Such as 100 DEG C time, 1atm (atmospheric pressure); When 200 DEG C, about 15atm; When 300 DEG C, about 85.9atm; When 350 DEG C, about 165.4atm etc. (in steam boiler, 1-13atm is low pressure, and 13-39atm is middle pressure, and 39-100atm is high pressure, and more than 100atm is super-pressure).The speed that visible pressure (pressure) raises is far faster than temperature.P-t is non-linear relation.There is explosive safety problem in high pressure steam supply.For this reason, multiple safeguard measure to be taked during manufacture.This must raise the cost.Every platform boiler of the steam 0.5T of such as supply per hour 300 DEG C needs hundreds of thousands unit.Have many enterprises only to need high temperature, do not need simultaneously with high pressure.Use high pressure high temperature vapor boiler, price, not energy-conservation, dangerous again.Most importantly, current existing boiler is nearly all fuel boiler, very large to the consumption of resource, and can cause very large pollution to environment, is also the large factor that haze produces.
Summary of the invention:
Technical problem to be solved by this invention is the defect overcoming prior art, proposes a kind of solar energy micro-pressure high-temperature steam boiler further.
Technical problem to be solved by this invention realizes by the following technical solutions.
A kind of solar energy micro-pressure high-temperature steam boiler, it is characterized in that: mainly comprise steam boiler, heat exchanger is provided with in steam boiler, described heat exchanger connects solar energy equipment, this solar energy equipment comprises the high-temperature region being arranged on top and the heat absorption district being arranged on bottom, some endothermic tubes are vertically arranged with in described heat absorption district, described endothermic tube upper end is communicated with high-temperature region, described endothermic tube and high-temperature region are built with liquid high boiling medium, also heat-exchange tube is provided with in described high-temperature region, heat-exchange tube is built with liquid low boiling point working medium, described heat-exchange tube connects filter, described filter is also connected with heat exchanger, also circulating pump is serially connected with between described filter and heat-exchange tube, described steam boiler is provided with Pressure gauge, thermometer, safety valve and temperature sensor, described temperature sensor connects PLC.
Described solar energy equipment also comprises photovoltaic cell, and photovoltaic cell connects electrical storage device, and electrical storage device is connected with circulating pump, PLC respectively.
Described solar energy equipment is also provided with electric heater unit, and this electric heater unit connects electrical storage device.
Described heat-exchange tube is obliquely installed, and one end that heat-exchange tube connects filter tilts upward, and the low boiling point working medium of liquefaction can flow back to bottom heat-exchange tube smoothly.
Pressure in boiler is: 0 < P < 1atm; Temperature is 100 DEG C≤t < 1000 DEG C.
Described high boiling medium can be water; The boiling point of described low boiling point working medium, lower than the boiling point of water, also can be selected boiling point to be the super low boiling point working medium of less than-50 DEG C, to reach the object absorbing high-temperature region heat fast, improve heat exchanger effectiveness and heat utilization rate.
Described steam boiler is temperature, adjustable-pressure boiler, peripheral hardware controllable steam boiler temperature on the body of described steam boiler, the control system of pressure, described control system comprises and is located at temperature sensor on boiler body and pressure sensor, described temperature sensor and pressure sensor respectively successively with amplifying circuit, A/D analog to digital conversion circuit and computer input end electrically connect, the output of computer through D/A D/A converting circuit and on-off circuit respectively with security solenoid valve, steam supply magnetic valve, vapour phase heat-conductive assembly connects for thermoelectric generator and liquid phase heat-conductive assembly heat supply power electric.
Described computer regulating steam boiler temperature and pressure.
Beneficial effect of the present invention is:
Solar energy micro-pressure high-temperature steam boiler provided by the invention, reasonable in design, can make full use of solar energy source, and the obtainable energy of the sun can be absorbed fast by low boiling point working medium; The temperature of this steam boiler and pressure adjustable joint, overcome the inherent shortcoming of conventional high-tension power boiler; This steam boiler only need arrange a temperature sensor and namely detect temperature and pressure in boiler by PLC in real time, and the temperature and pressure in boiler is regulated, with the state making boiler keep micro-pressure high-temperature, pressure can be kept in boiler: 0 < P < 1atm; Temperature 100 DEG C≤t < 1000 DEG C.The present invention take solar energy source as heating steam boiler, clean, can not to environment.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention;
Fig. 2 is operation principle schematic diagram of the present invention.
Detailed description of the invention:
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram and embodiment, setting forth the present invention further.
As shown in Figure 1, a kind of solar energy micro-pressure high-temperature steam boiler, mainly comprise steam boiler 10, heat exchanger 11 is provided with in steam boiler 10, heat exchanger 11 connects solar energy equipment, this solar energy equipment comprises the high-temperature region 3 being arranged on top and the heat absorption district 1 being arranged on bottom, heat absorption is vertically arranged with some endothermic tubes 2 in district 1, endothermic tube 2 upper end is communicated with high-temperature region 3, endothermic tube 2 and high-temperature region 3 are built with liquid high boiling medium, heat-exchange tube 4 is also provided with in high-temperature region 3, heat-exchange tube 4 is built with liquid low boiling point working medium, heat-exchange tube 4 connects filter 12, filter 12 is also connected with heat exchanger 11, circulating pump 13 is also serially connected with between filter 12 and heat-exchange tube 4, steam boiler 10 is provided with Pressure gauge 7, thermometer 8, safety valve 9 and temperature sensor 6, temperature sensor 6 connects PLC 5.
As shown in Figure 2, after solar energy is absorbed by endothermic tube, liquid high boiling medium is heated, the backward upper convection current of liquid high boiling medium heat absorption is to high-temperature region, vaporize in high boiling medium heat absorption rear section, with heat-exchange tube generation heat exchange in high-temperature region, high boiling medium post liquefaction flows back to endothermic tube periodic duty, liquid low boiling point working medium fast endothermic in heat-exchange tube is also vaporized, the low boiling point working medium of heat absorption vaporization forces liquefaction under the effect of filter, and discharge heat energy by the water heating in boiler, the low boiling point working medium of post liquefaction is back in heat-exchange tube by circulating pump again, boiler heating produces steam for.What solar energy was absorbed by photovoltaic cell is partially converted into electric energy, is stored in electrical storage device, and the electric energy that electrical storage device stores can be used for driving circulating pump work; Also can be used for the high boiling medium in heating solar device, to reach the object driving solar energy equipment work; Also can be used for direct heating boiler.The power supply mode of electrical storage device and the pressure of steam boiler, temperature regulate, and automatically control by PLC.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (5)
1. a solar energy micro-pressure high-temperature steam boiler, it is characterized in that: mainly comprise steam boiler, heat exchanger is provided with in steam boiler, described heat exchanger connects solar energy equipment, this solar energy equipment comprises the high-temperature region being arranged on top and the heat absorption district being arranged on bottom, some endothermic tubes are vertically arranged with in described heat absorption district, described endothermic tube upper end is communicated with high-temperature region, described endothermic tube and high-temperature region are built with liquid high boiling medium, also heat-exchange tube is provided with in described high-temperature region, heat-exchange tube is built with liquid low boiling point working medium, described heat-exchange tube connects filter, described filter is also connected with heat exchanger, also circulating pump is serially connected with between described filter and heat-exchange tube, described steam boiler is provided with Pressure gauge, thermometer, safety valve and temperature sensor, described temperature sensor connects PLC.
2. solar energy micro-pressure high-temperature steam boiler according to claim 1, is characterized in that: described solar energy equipment also comprises photovoltaic cell, and photovoltaic cell connects electrical storage device, and electrical storage device is connected with circulating pump, PLC respectively.
3. solar energy micro-pressure high-temperature steam boiler according to claim 1, is characterized in that: described solar energy equipment is also provided with electric heater unit, and this electric heater unit connects electrical storage device.
4. solar energy micro-pressure high-temperature steam boiler according to claim 1, is characterized in that: described heat-exchange tube is obliquely installed, and one end that heat-exchange tube connects filter tilts upward.
5. solar energy micro-pressure high-temperature steam boiler according to claim 1, is characterized in that: the pressure in boiler is: 0 < P < 1atm; Temperature is 100 DEG C≤t < 1000 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114672.5A CN103925584B (en) | 2014-03-25 | 2014-03-25 | Solar energy micro-pressure high-temperature steam boiler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114672.5A CN103925584B (en) | 2014-03-25 | 2014-03-25 | Solar energy micro-pressure high-temperature steam boiler |
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| Publication Number | Publication Date |
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| CN103925584A CN103925584A (en) | 2014-07-16 |
| CN103925584B true CN103925584B (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410114672.5A Expired - Fee Related CN103925584B (en) | 2014-03-25 | 2014-03-25 | Solar energy micro-pressure high-temperature steam boiler |
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| CN105242714B (en) * | 2015-10-28 | 2017-09-22 | 珠海格力电器股份有限公司 | A kind of boiling point determines method and device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1892105A (en) * | 2005-07-05 | 2007-01-10 | 上海久能能源科技发展有限公司 | Solar steam generator |
| CN201885201U (en) * | 2010-09-07 | 2011-06-29 | 戴文育 | Rapid solar steam generator |
| WO2012177379A2 (en) * | 2011-06-21 | 2012-12-27 | Carrier Corporation | Solar cooling, heating and power system |
| CN202902237U (en) * | 2012-10-24 | 2013-04-24 | 樟树市科源生物质能有限公司 | Solar evaporator boiler |
| CN203162909U (en) * | 2013-03-06 | 2013-08-28 | 昆明理工大学 | Solar steam boiler system |
| CN203836917U (en) * | 2014-03-25 | 2014-09-17 | 戚荣生 | Solar micro-pressure and high-temperature steam boiler |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7836695B2 (en) * | 2007-03-06 | 2010-11-23 | Solar and Environmental Technologies Corporation | Solar energy system |
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2014
- 2014-03-25 CN CN201410114672.5A patent/CN103925584B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1892105A (en) * | 2005-07-05 | 2007-01-10 | 上海久能能源科技发展有限公司 | Solar steam generator |
| CN201885201U (en) * | 2010-09-07 | 2011-06-29 | 戴文育 | Rapid solar steam generator |
| WO2012177379A2 (en) * | 2011-06-21 | 2012-12-27 | Carrier Corporation | Solar cooling, heating and power system |
| CN202902237U (en) * | 2012-10-24 | 2013-04-24 | 樟树市科源生物质能有限公司 | Solar evaporator boiler |
| CN203162909U (en) * | 2013-03-06 | 2013-08-28 | 昆明理工大学 | Solar steam boiler system |
| CN203836917U (en) * | 2014-03-25 | 2014-09-17 | 戚荣生 | Solar micro-pressure and high-temperature steam boiler |
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| CN103925584A (en) | 2014-07-16 |
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