CN107062172A - The solar steam system that a kind of solar energy is combined with electric energy - Google Patents

The solar steam system that a kind of solar energy is combined with electric energy Download PDF

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Publication number
CN107062172A
CN107062172A CN201710428349.9A CN201710428349A CN107062172A CN 107062172 A CN107062172 A CN 107062172A CN 201710428349 A CN201710428349 A CN 201710428349A CN 107062172 A CN107062172 A CN 107062172A
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CN
China
Prior art keywords
solar
pressure steam
steam generator
low
energy
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201710428349.9A
Other languages
Chinese (zh)
Inventor
郑鑫
周强
邱泽晶
郭松
冯澎湃
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.)
NANRUI (WUHAN) ELECTRICAL EQUIPMENT AND ENGINEERING ENERGY EFFICIENCY EVALUATION CENTER
State Grid Corp of China SGCC
Nanjing NARI Group Corp
Electric Power Research Institute of State Grid Jiangsu Electric Power Co Ltd
Original Assignee
NANRUI (WUHAN) ELECTRICAL EQUIPMENT AND ENGINEERING ENERGY EFFICIENCY EVALUATION CENTER
State Grid Corp of China SGCC
Nanjing NARI Group Corp
Electric Power Research Institute of State Grid Jiangsu Electric Power 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
Publication date
Application filed by NANRUI (WUHAN) ELECTRICAL EQUIPMENT AND ENGINEERING ENERGY EFFICIENCY EVALUATION CENTER, State Grid Corp of China SGCC, Nanjing NARI Group Corp, Electric Power Research Institute of State Grid Jiangsu Electric Power Co Ltd filed Critical NANRUI (WUHAN) ELECTRICAL EQUIPMENT AND ENGINEERING ENERGY EFFICIENCY EVALUATION CENTER
Priority to CN201710428349.9A priority Critical patent/CN107062172A/en
Publication of CN107062172A publication Critical patent/CN107062172A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22BMETHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00Methods of steam generation characterised by form of heating method
    • F22B1/006Methods of steam generation characterised by form of heating method using solar heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22BMETHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00Methods of steam generation characterised by form of heating method
    • F22B1/28Methods of steam generation characterised by form of heating method in boilers heated electrically
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00Solar heat collectors using working fluids
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Energy (AREA)
  • Sustainable Development (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)

Abstract

The invention discloses the solar steam system that a kind of solar energy is combined with electric energy, including solar steam system, auxiliary electrical heater system and water charging system, the solar steam system includes filling pump, heat conduction oil circulating pump, solar thermal collector array, high-order oil expansion tank, high pressure steam generator, low-pressure steam generator, gas-distributing cylinder, valve and pipeline;The water charging system includes softening water treatment facilities, softening water tank, small pump and expansion drum.The present invention absorbs solar energy heating conduction oil using solar thermal collector, recycles the heat-conducting oil heating water of high temperature, the heated vaporization of water is become high temperature and high pressure steam, is finally aided with the low temperature and low pressure steam that electrical heating heating water produces continuous-stable using high temperature and high pressure steam.The present invention is matched by optimizing solar energy and electric energy, controls high and low pressure steam generator dischargeable capacity, and 120 DEG C of steam of stable output, energy-conserving and environment-protective are realized by automatically controlling.

Description

The solar steam system that a kind of solar energy is combined with electric energy
Technical field
The present invention relates to a kind of vapour system, more particularly to the vapour system that a kind of solar energy is combined with electric energy, belong to too Positive energy Photo-thermal technology application technical field.
Background technology
In recent years, with the quickening of industrial process, the quantity of steam of consumption also increases sharply.Industrial steam used belongs to 100 DEG C~150 DEG C high temperature steam zones, it, which is originated mostly, is produced by coal-burning boiler or electric boiler.However, environmental pollution And traditional steam preparation method is not suitable for industrial long-term stability development the problems such as cost increase.Produced using solar energy High temperature steam will be one of most promising field during solar energy high temperature is utilized, and be also that effectively to solve the current energy short One of scarce, environmental pollution, the effective way of global warming.Existing solar steam system and unresolved steam stable and company Continuous sex chromosome mosaicism, the mode that the system is combined using solar energy with electric energy can produce the steam of continuous-stable.
The content of the invention
The technical problems to be solved by the invention be for prior art exist defect there is provided a kind of solar energy and electric energy With reference to solar steam system.
To solve this technical problem, the invention provides the solar steam system that a kind of solar energy is combined with electric energy, Including solar steam system, auxiliary electrical heater system and water charging system, the solar steam system includes filling pump, heat conduction Oil circulating pump, solar thermal collector array, high-order oil expansion tank, high pressure steam generator, low-pressure steam generator, gas-distributing cylinder, Valve and pipeline, the filling pump pass through high-order oil expansion tank, heat conduction oil circulating pump, valve and pipeline and solar thermal collector battle array Row connection, solar thermal collector array is connected by heat conduction oil circulating pump valve and pipeline with high pressure steam generator, and high pressure is steamed Vapour generator is connected by check valve, motor-driven valve and jet chimney with low-pressure steam generator, and low-pressure steam generator passes through list Connected to valve and jet chimney, steam reducing valve and gas-distributing cylinder;The water charging system includes softening water treatment facilities, softened water water Case, small pump and expansion drum, the softening water treatment facilities are sent out by softening water tank, small pump and expansion drum and high steam Raw device and low-pressure steam generator connection.
The auxiliary electrical heater system includes electric heater unit, and the electric heater unit is arranged on low-pressure steam generator Interior, the electric heater unit is connected with controller.
The water charging system also includes moisturizing electric control valve.
The outlet of the solar thermal collector array is provided with temperature sensor, and high pressure steam generator, low-pressure steam occur Device is provided with pressure sensor and temperature sensor;Controller receives the temperature and pressure signal of temperature sensor and pressure sensor And signal is analyzed, send the startup or closing of instruction control heat conduction oil circulating pump and electric heater unit.
Beneficial effect:The present invention absorbs solar energy heating conduction oil using solar thermal collector, recycles the heat conduction of high temperature Oil heating water, makes the heated vaporization of water become high temperature and high pressure steam, is finally aided with electrical heating heating water system using high temperature and high pressure steam Take the low temperature and low pressure steam of continuous-stable.The present invention is matched by optimizing solar energy and electric energy, controls high and low pressure steam generator Dischargeable capacity, 120 DEG C of steam of stable output, energy-conserving and environment-protective are realized by automatically controlling.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
In figure:1 filling pump, 2 heat conduction oil circulating pumps, 3 solar thermal collector arrays, 4 high-order oil expansion tanks, 5 high steams Generator, 6 low-pressure steam generators, 7 gas-distributing cylinders, 8 softening water treatment facilities, 9 softening water tanks, 10 small pumps, 11 expansion drums, 12 steam reducing valves.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is specifically described to the present invention.
Fig. 1 show the structural representation of the present invention.
The present invention includes solar steam system, auxiliary electrical heater system and water charging system, solar steam system, auxiliary Electric heating system and water charging system pass through controller control.
It is swollen that the solar steam system includes filling pump 1, heat conduction oil circulating pump 2, solar thermal collector array 3, a high position Swollen fuel tank 4, high pressure steam generator 5, low-pressure steam generator 6, gas-distributing cylinder 7, valve and pipeline.
The filling pump 1 is connected by high-order oil expansion tank 4, valve and pipeline with solar thermal collector array 3, solar energy Collector array 3 is connected by the valve of heat conduction oil circulating pump 2 and pipeline with high pressure steam generator 5, and high pressure steam generator 5 leads to Cross check valve, motor-driven valve and jet chimney to be connected with low-pressure steam generator 6, low-pressure steam generator 6 passes through check valve and steaming Steam pipe road, steam reducing valve 12 are connected with gas-distributing cylinder 7.
The water charging system includes softening water treatment facilities 8, softening water tank 9, small pump 10 and expansion drum 11, described soft Water chemical treatment device 8 is sent out by softening water tank 9, small pump 10 and expansion drum 11 with high pressure steam generator 5 and low-pressure steam Raw device 6 is connected.
The auxiliary electrical heater system includes electric heater unit, and the electric heater unit is arranged on low-pressure steam generator 6 Interior, the electric heater unit is connected with controller.
The water charging system also includes moisturizing electric control valve.
The outlet of the solar thermal collector array 3 is provided with temperature sensor, high pressure steam generator 5, low-pressure steam hair Raw device 6 is provided with pressure sensor and temperature sensor;Controller receives the temperature and pressure of temperature sensor and pressure sensor Signal is simultaneously analyzed signal, sends the startup or closing of instruction control heat conduction oil circulating pump 2 and electric heater unit.
The operation principle and the course of work of the present invention:
In solar energy heating cyclic process, solar energy heating conduction oil is absorbed by solar thermal collector array 3, works as solar energy When the difference of the outlet temperature of collector array 3 and the water temperature of high pressure steam generator 5 exceedes setting value, controller is automatically turned on and led Circular-pump 2, high temperature heat conductive oil exchanges heat with the water in high pressure steam generator 5, is allowed to heated vaporization and produces steam, with steaming Pressure and temperature inside the generation of vapour, high pressure steam generator 5 is raised simultaneously, when pressure is more than in low-pressure steam generator 6 Pressure when, by jet chimney, check valve, electric control valve, steam enters low-pressure steam in high pressure steam generator 5 Water in the heating low-pressure steam generator 6 of device 6, is allowed to heated vaporization, with the generation of steam, inside low-pressure steam generator 6 Pressure and temperature raise simultaneously, when its pressure is higher than the pressure of gas-distributing cylinder 7, steam passes through steam in low-pressure steam generator 6 Pipeline, check valve, pressure-reducing valve enter gas-distributing cylinder 7, for users to use;When the outlet temperature and high pressure of solar thermal collector array 3 When the difference of the water temperature of steam generator 5 is less than setting value, controller closes heat conduction oil circulating pump 2 automatically.
The present invention has following miscellaneous function:
Auxiliary electrical heater:When solar energy deficiency can not produce enough steam for users to use, in low-pressure steam generator 6 Electrical heating open, it is ensured that 120 DEG C of steam of generation of system continuous-stable.
Antifreeze anti-overheat function:The present invention solves system overheat and antifreeze using conduction oil as heat transfer medium, effectively.
Water supplement function:The moisture that high pressure steam generator 5 and low-pressure steam generator 6 lose is by softening water treatment facilities 8 Softened water after sofening treatment is filled into by small pump 10, expansion drum 11, moisturizing electric control valve.
The present invention absorbs solar energy heating conduction oil using solar thermal collector, recycles the heat-conducting oil heating water of high temperature, The heated vaporization of water is set to become high temperature and high pressure steam, being finally aided with electrical heating heating water using high temperature and high pressure steam produces continuous-stable Low temperature and low pressure steam.The present invention is matched by optimizing solar energy and electric energy, controls high and low pressure steam generator dischargeable capacity, 120 DEG C of steam of stable output, energy-conserving and environment-protective are realized by automatically controlling.

Claims (4)

1. the solar steam system that a kind of solar energy is combined with electric energy, it is characterised in that:Including solar steam system, auxiliary Electric heating system and water charging system, the solar steam system include filling pump (1), heat conduction oil circulating pump (2), solar energy collection Hot device array (3), high-order oil expansion tank (4), high pressure steam generator (5), low-pressure steam generator (6), gas-distributing cylinder (7), valve Door and pipeline, the filling pump (1) pass through high-order oil expansion tank (4), heat conduction oil circulating pump (2), valve and pipeline and solar energy Collector array (3) is connected, and solar thermal collector array (3) passes through heat conduction oil circulating pump (2) valve and pipeline and high steam Generator (5) is connected, and high pressure steam generator (5) passes through check valve, motor-driven valve and jet chimney and low-pressure steam generator (6) Connection, low-pressure steam generator (6) is connected by check valve and jet chimney, steam reducing valve (12) with gas-distributing cylinder (7);It is described Water charging system includes softening water treatment facilities (8), softening water tank (9), small pump (10) and expansion drum (11), the softened water Processing unit (8) is by softening water tank (9), small pump (10) and expansion drum (11) and high pressure steam generator (5) and low pressure Steam generator (6) is connected.
2. the solar steam system that solar energy according to claim 1 is combined with electric energy, it is characterised in that:The auxiliary Electric heating system includes electric heater unit, and the electric heater unit is arranged in low-pressure steam generator (6), the electrical heating dress Put and be connected with controller.
3. the solar steam system that solar energy according to claim 1 is combined with electric energy, it is characterised in that:The moisturizing System also includes moisturizing electric control valve.
4. the solar steam system that solar energy according to claim 1 is combined with electric energy, it is characterised in that:The sun The outlet of energy collector array (3) is provided with temperature sensor, and high pressure steam generator (5), low-pressure steam generator (6) are provided with pressure Force snesor and temperature sensor;Controller receives the temperature and pressure signal of temperature sensor and pressure sensor and to signal Analyzed, send the startup or closing of instruction control heat conduction oil circulating pump (2) and electric heater unit.
CN201710428349.9A 2017-06-08 2017-06-08 The solar steam system that a kind of solar energy is combined with electric energy Pending CN107062172A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710428349.9A CN107062172A (en) 2017-06-08 2017-06-08 The solar steam system that a kind of solar energy is combined with electric energy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710428349.9A CN107062172A (en) 2017-06-08 2017-06-08 The solar steam system that a kind of solar energy is combined with electric energy

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Publication Number Publication Date
CN107062172A true CN107062172A (en) 2017-08-18

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108053073A (en) * 2017-12-23 2018-05-18 中国电力工程顾问集团西北电力设计院有限公司 The optimization method of photo-thermal power station heat accumulation duration and electrical heating power containing electric heater unit
CN113433916A (en) * 2021-07-30 2021-09-24 尚阳储能(北京)科技有限公司 Chemical plant water circulation control method and equipment

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1240912A (en) * 1998-07-07 2000-01-12 周贵留 Stepped circulating heat supply system
CN201688139U (en) * 2010-06-10 2010-12-29 张胜利 Factory graded steam supply energy-saving device
CN204629427U (en) * 2015-03-10 2015-09-09 云南师范大学 A kind of vacuum tube producing steam system
CN204962683U (en) * 2015-07-31 2016-01-13 山东奇威特太阳能科技有限公司 Solar steam system
CN207350294U (en) * 2017-06-08 2018-05-11 南瑞(武汉)电气设备与工程能效测评中心 The solar steam system that a kind of solar energy is combined with electric energy

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1240912A (en) * 1998-07-07 2000-01-12 周贵留 Stepped circulating heat supply system
CN201688139U (en) * 2010-06-10 2010-12-29 张胜利 Factory graded steam supply energy-saving device
CN204629427U (en) * 2015-03-10 2015-09-09 云南师范大学 A kind of vacuum tube producing steam system
CN204962683U (en) * 2015-07-31 2016-01-13 山东奇威特太阳能科技有限公司 Solar steam system
CN207350294U (en) * 2017-06-08 2018-05-11 南瑞(武汉)电气设备与工程能效测评中心 The solar steam system that a kind of solar energy is combined with electric energy

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108053073A (en) * 2017-12-23 2018-05-18 中国电力工程顾问集团西北电力设计院有限公司 The optimization method of photo-thermal power station heat accumulation duration and electrical heating power containing electric heater unit
CN113433916A (en) * 2021-07-30 2021-09-24 尚阳储能(北京)科技有限公司 Chemical plant water circulation control method and equipment

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Application publication date: 20170818