CN106401887A - Trench type solar heat-collection power generation system - Google Patents

Trench type solar heat-collection power generation system Download PDF

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Publication number
CN106401887A
CN106401887A CN201610907069.1A CN201610907069A CN106401887A CN 106401887 A CN106401887 A CN 106401887A CN 201610907069 A CN201610907069 A CN 201610907069A CN 106401887 A CN106401887 A CN 106401887A
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CN
China
Prior art keywords
heat
type solar
salt
condenser
generating system
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Granted
Application number
CN201610907069.1A
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Chinese (zh)
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CN106401887B (en
Inventor
王焕
王焕一
季锡明
王晓亮
张培育
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Cangzhou Four Stars Photo-Thermal Glass Co Ltd
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Cangzhou Four Stars Photo-Thermal Glass Co Ltd
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Priority to CN201610907069.1A priority Critical patent/CN106401887B/en
Publication of CN106401887A publication Critical patent/CN106401887A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03GSPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G6/00Devices for producing mechanical power from solar energy
    • F03G6/06Devices for producing mechanical power from solar energy with solar energy concentrating means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D45/00Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/02Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D45/00Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/04Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
    • B01D45/08Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/23Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
    • B01F27/232Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
    • B01F27/2322Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes with parallel axes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/85Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers on separate shafts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01KSTEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K25/00Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
    • F01K25/08Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
    • F01K25/10Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
    • F01K25/106Ammonia
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03GSPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G6/00Devices for producing mechanical power from solar energy
    • F03G6/06Devices for producing mechanical power from solar energy with solar energy concentrating means
    • F03G6/061Parabolic linear or through concentrators
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00Supporting structures for PV modules
    • H02S20/30Supporting structures being movable or adjustable, e.g. for angle adjustment
    • H02S20/32Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
    • 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
    • Y02E10/46Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
    • 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
    • Y02E10/50Photovoltaic [PV] energy
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Abstract

A trench type solar heat-collection power generation system comprises sun-tracing light condensing devices, heat-conducting medium circulating pipelines, energy storage devices, a heat exchange evaporator, an expansion machine power generation device, an exhaust treatment recirculating device and a PLC mechanism. The sun-tracing light condensing devices are provided with condensing lenses, supporting mechanisms and drive mechanisms. The condensing lenses are controlled by the corresponding drive mechanisms to rotate in the irradiating direction of sunlight. Heat collecting pipes are fixedly installed on the focal lines of the condensing lenses and communicate with the heat-conducting medium circulating pipelines. Fused salt serves as heat carriers in the heat-conducting medium circulating pipelines, and energy storage devices are arranged in the heat-conducting medium circulating pipelines. The energy storage devices are each provided with fused salt medium circulating pipelines communicating with the heat exchange evaporator which is used for achieving energy exchange between the fused salt medium and a low-boiling-point organic working medium. An exhaust outlet of the expansion machine power generation device communicates with the exhaust treatment recirculating device. By adoption of the trench type solar heat-collection power generation system, the working efficiency is improved, and the operating cost is lowered.

Description

A kind of groove type solar collection heat generating system
Technical field
The present invention relates to a kind of solar power system, especially a kind of groove type solar collection heat generating system, belong to too Sun can technical field of power generation.
Background technology
Concentration type solar generation technology is as a kind of important way of Solar use, it has also become international solar energy skill The important directions of art development, according to the difference of heat collector type, concentration type solar electricity generation system can be divided into trough system, tower It is solar electrical energy generation mode most economical at present that formula system and disk system three major types, wherein groove type solar thermal-arrest generate electricity, and And only trough type solar power generation achieves commercialized running.
The operation principle of existing groove type solar collection heat generating system is:By paraboloid trough type condenser lenss by sunlight Converge on focal line, and thermal-collecting tube is installed on focal line and absorb solar radiant energy, then by the heat-conducting medium of thermal-arrest Bottomhole pressure Produce vapor with hydrothermal exchange, relend and help vapor power cycle to generate electricity.Because existing groove type solar thermal-arrest generates electricity it is Mostly adopt conduction oil in system as the heat carrier absorbing solar radiant energy, and the cost of conduction oil and operating pressure are higher, and Generally 400 DEG C of the operating temperature upper limit, it may be difficult to realize higher running temperature on the premise of not changing heat-conducting medium;With When due in existing groove type solar collection heat generating system with water as heat exchange medium, by vapor drive decompressor band Dynamic electrical power generators, it is commonly known that the boiling point of water is 100 DEG C, are compared with some low-boiling point liquid media (as liquid freon), Producing high-pressure steam needs to absorb more heat, thus have impact on the generating efficiency of system.In addition the existing slot type sun It is to solve the problems, such as continuous operation in the case of night or solar irradiance are low, in solar power system that heat generating system can be collected It is provided with a set of energy storage device, this energy storage device, using the fused salt jar structure with heat-insulating property, stores sunlight with fused-salt medium The heat energy collected under sufficient state, when in tank, temperature of molten salt also can make hyperthermic treatment to fused salt when not reaching and requiring, but existing Fused salt tank, particularly the larger fused salt tank of capacity it cannot be guaranteed that in tank temperature of molten salt equilibrium concordance, exist in tank body With the vessel edge temperature difference in the middle part of the bottom temperature difference, tank body, the temperature of molten salt near import position is often higher than away from import in addition Temperature of molten salt, the inconsistent stability that have impact on electricity generation system work of temperature of molten salt.
Content of the invention
Present invention aims to the drawback of prior art, provide a kind of groove type solar collection heat generating system, with Improve work efficiency and stability, the reduction system operation cost of solar electrical energy generation.
For achieving the above object, the technical solution adopted in the present invention is:
A kind of groove type solar collection heat generating system, including sun-oriented light concentrating device, heat-conducting medium circulation line, energy storage dress Put, heat exchange vaporizer, decompressor TRT, weary gas disposal EGR and PLC controlling organization;Described sun-oriented light concentrating dress Condenser lenss, supporting mechanism and drive mechanism are installed, described condenser lenss are parabolic shape, install by rotatable support shaft On supporting mechanism, condenser lenss are rotated with the direction of illumination of sunlight by driving mechanisms control, solid on the focal line of condenser lenss Dingan County fills thermal-collecting tube, and described thermal-collecting tube connects heat-conducting medium circulation line;Described heat-conducting medium circulation line with fused salt is Heat carrier, and energy storage device is set in heat-conducting medium circulation line;Described energy storage device is provided with into and out of heat exchange vaporizer Fused-salt medium flow pipe;Described heat exchange vaporizer is used for realizing the energy exchange of fused-salt medium and low boiling organic working medium, Low boiling organic working medium is made to enter decompressor TRT after evaporating;Described decompressor TRT includes decompressor and electromotor Two parts, the weary gas outlet of described decompressor is connected with weary gas disposal EGR.
Above-mentioned groove type solar collection heat generating system, the preferred liquid freon working medium of described low boiling organic working medium.
Above-mentioned groove type solar collection heat generating system, described energy storage device is provided with two fused salt storage tanks, wherein connects heat conduction The fused salt storage tank of medium circulation pipeline import is cold salt cellar, and the fused salt storage tank of connection heat-conducting medium circulation line outlet is hot salt Tank, setting connection bypass between cold salt cellar and hot salt cellar, in described connection bypass, switch valve is set.
Above-mentioned groove type solar collection heat generating system, described fused salt storage tank includes tank body and is arranged on the top on tank body top Lid, described top cover is provided with fused salt inlet tube and fused salt outlet, also assembles rabbling mechanism, heating arrangements, thermometric on top cover Element and pump for liquid salts, described rabbling mechanism includes stirring motor, main agitator and one group of auxiliary agitator, the axis of main agitator With tank body axis collinear, each auxiliary agitator is distributed on main agitator periphery, and main agitator is in transmission connection with stirring motor, and master stirs Mix device to be in transmission connection with each auxiliary agitator through transmission component, main agitator blade is less than each auxiliary agitator blade.
Above-mentioned groove type solar collection heat generating system, in described sun-oriented light concentrating device, condenser lenss quantity is no less than two groups, institute State the two ends that supporting mechanism is arranged in each group of condenser lenss, the supporting mechanism between two adjacent groups condenser lenss is installed for controlling The drive mechanism that condenser lenss processed rotate;Described drive mechanism includes oil cylinder and swivel mount assembly, and described swivel mount assembly is provided with solid Reservation, rotary shaft, rotation driving arm and connecting plate, described fixed seat is arranged on supporting mechanism, and described rotary shaft is arranged on solid In reservation, rotating shaft terminal connects the support shaft of condenser lenss by connecting plate, fixedly mounts rotation driving arm, institute on the rotary shaft State rotation driving arm, oil cylinder quantity is two groups, the hinged dress of expansion link of wherein first group rotation driving arm and the first group oil cylinder Join, the expansion link hinge mounted of second group of rotation driving arm and the second group oil cylinder, on the perspective plane vertical with described rotary shaft, The angle of first group of rotation driving arm and second group of rotation driving arm central axis is α, 45 °≤α≤150 °.
Above-mentioned groove type solar collection heat generating system, described heat exchange vaporizer is provided with housing and spirals in housing hollow Heat-exchange tube;The fused-salt medium import of hot salt cellar and heat-exchange tube is communicated with the side wall of described housing, connects heat exchange The fused-salt medium outlet of Guan Yuleng salt cellar, arranges liquid freon working medium import in housing bottom, in case top setting fluorine profit The outlet of high vapor outlet port, described liquid freon working medium import and weary gas disposal EGR, described freon steams Decompressor admission gear in gas outlet decompressor TRT.
Above-mentioned groove type solar collection heat generating system, the housing of described heat exchange vaporizer also sets up for monitoring liquid The liquidometer of freon medium level height, described liquid level is calculated as magnetic flap level gauge.
Above-mentioned groove type solar collection heat generating system, described weary gas disposal EGR includes gs-oil separator, oil return Pipeline, condenser, cooling water circulation pipeline and fluid reservoir;Described gs-oil separator is the barrel being vertically arranged, and divides in oil gas The gas mixture import of connection decompressor weary gas outlet is set from the top of device, and the bottom of gs-oil separator is communicated with oil return The oil drain out of pipeline, the fluid isolated flows back to the lubricating oil feed mechanism of decompressor through return line, in gs-oil separator Top is provided with gas outlet, and gas outlet connects condenser inlet through pipeline;Described condenser is also with cooling water circulation pipeline even Logical, it is provided with liquid outlet in condenser bottom, liquid outlet connects fluid reservoir through pipeline, and the outlet of described fluid reservoir is through drain pipe Road connects the liquid freon working medium entrances of heat exchange vaporizer.
Above-mentioned groove type solar collection heat generating system, arranges first separation section and two from top to bottom in described gs-oil separator Secondary segregation section, is arranged side by side several separation flaps in first separation section, and the described flap that separates is fixed on oil gas by support bar On separator inwall;It is provided with the obconic separating bucket of more than two-layer in secondary separation section, be provided with normal cone in separating bucket The separation cone of shape, separates cone top part and is provided with gas passage, separating bucket and separation cone are made up of waveform plate.
Above-mentioned groove type solar collection heat generating system, is connected with gs-oil separator in described weary gas disposal EGR Return line on arrange scavenge oil pump;Cooling water is set in the cooling water circulation pipeline of described weary gas disposal EGR Tower, connects in cooling tower and installs cooling water pump on the inlet pipeline of condenser;Storage in described weary gas disposal EGR Liquid freon working medium pump is arranged on the drain pipe road of flow container.
The present invention, after using technique scheme, has the effect of following technological progress:
It is heat carrier that the present invention adopts fused salt in heat-conducting medium circulation line, and described fused salt refers to that salts substances heating is molten The liquid being formed after change, fused salt, compared with conduction oil, can obtain higher use temperature at the same pressure, and fused salt Medium has the advantages that not explode, does not burn, Heat-resistant stable performance is good, thus improve the heat transfer coefficient of heat-conducting medium;This Bright liquid freon can be made with lower boiling liquid freon as heat exchange medium to gasify rapidly by heat exchange vaporizer, then Drive decompressor to drive electrical power generators by freon steam, thus significantly improve the generating efficiency of system.
The present invention is also improved to the structure of the fused salt tank in energy storage device, in the effect of double-deck major-minor agitator Lower it is achieved that levels fused salt in fused salt tank, near heater and away from heater fused salt, near import position and remote From import fused salt quick, be sufficiently mixed uniformly it is ensured that the temperature of molten salt uniformity of output, thus being conducive to electricity generation system work The stability made.
The present invention arranges connection bypass between the cold salt cellar and hot salt cellar of energy storage device, and sets in described connection bypass Put switch valve, therefore can achieve the switching of heat-conducting medium circulation route, when, under sunlight sufficiency, fused-salt medium flows through thermal-arrest Pipe absorbs solar radiation energy;In the case of night or rainy weather, fused-salt medium passes through to connect bypass circuit flowing, utilizes The heat of fused-salt medium storage generates electricity.
The present invention completes the energy exchange of fused-salt medium and liquid freon working medium by heat exchange vaporizer, and can pass through It is arranged on the liquid level of liquid freon working medium in the liquidometer real-time monitoring housing on heat exchange evaporator shell, to realize Precise control to working medium flow in weary gas disposal EGR.
The present invention is provided with two groups of rotation driving arms and oil cylinder in the drive mechanism of sun-oriented light concentrating device, and with institute State and on the vertical perspective plane of rotary shaft, first group of rotation driving arm is set with second group of rotation driving arm central axis angle α numerical value It is calculated as 45 ° 150 °, therefore can ensure condenser lenss in 180 ° of angular ranges by the cooperation of the first group oil cylinder and the second group oil cylinder Rotate, it is achieved thereby that fully absorbing the purpose of the emittance of the sun, improve generating efficiency.
Invention also improves in weary gas disposal EGR gs-oil separator structure, in gs-oil separator arrange First separation section and secondary separation section, enter the oil gas mixture priority of gs-oil separator through first separation section, secondary point From the separation of section, after rubbing through multiple impacts, fluid flows under the influence of gravity into gs-oil separator bottom to gas mixture, Discharged by oil drain out;The Freon gases isolated are up in gs-oil separator, and discharge through gas outlet, enter back into condensation Be converted to liquid after device heat exchange and enter fluid reservoir, the therefore gs-oil separator of the present invention can achieve without additional power device Oil gas is completely separated, good separating effect, save energy.
In sum, to solve heat-conducting medium operating temperature present in prior art low for the present invention, and heat exchange working medium is boiled Point temperature is high, gasification latent heat is big, and the inconsistent problem of temperature of molten salt in energy storage device, not only increases the work of electricity generation system Efficiency and stability, reduce the operating cost of system simultaneously.
Brief description
Fig. 1 is the General Arrangement of groove type solar collection heat generating system of the present invention;
Fig. 2 is sun-oriented light concentrating schematic device;
Fig. 3 is A-A cross-sectional view in Fig. 2;
Fig. 4 is rotation frame assembly structure schematic diagram;
Fig. 5 is that (for clearly showing that two groups of rotation driving arm configurations, in figure eliminates Left-side support to swivel mount assembly side view Hardened structure);
Fig. 6 is thermal-collecting tube, heat-conducting medium circulation line, energy storage device annexation schematic diagram;
Fig. 7 is energy storage device structure schematic diagram;
Fig. 8 is heat exchange evaporation structure schematic diagram;
Fig. 9 is weary gas disposal EGR schematic diagram;
Figure 10 is oil-gas separator structure schematic diagram.
The each label of in figure is expressed as:
1st, sun-oriented light concentrating device, 1-1, condenser lenss, 1-2, thermal-collecting tube, 1-3, supporting mechanism, 1-4, drive mechanism, 1-4-1, Oil cylinder, 1-4-2, swivel mount assembly, 1-4-2-1, fixed seat, 1-4-2-2, rotary shaft, 1-4-2-3, rotation driving arm, 1-4-2- 4th, connecting plate;
2nd, heat-conducting medium circulation line, 2-1, connection bypass, 2-2, switch valve;
3rd, energy storage device, 3-1, fused salt inlet tube, 3-2, auxiliary agitator, 3-3, main agitator, 3-4, stirring motor, 3- 5th, fused salt tank, 3-6, fused salt outlet, 3-7, temperature element, 3-8, heating arrangements, 3-9, tank body, 3-10, top cover;
4th, heat exchange vaporizer, 4-1, housing, 4-2, fused-salt medium import, 4-3, heat-exchange tube, 4-4, fused-salt medium go out Mouthful, 4-5, liquid freon working medium import, 4-6, liquidometer, 4-7, freon vapor outlet port;
5th, decompressor TRT;
6th, weary gas disposal EGR, 6-1, gs-oil separator, 6-1-1, gas mixture import, 6-1-2, gas go out Mouthful, 6-1-3, separate flap, 6-1-4, support bar, 6-1-5, separate bore, 6-1-6, separating bucket, 6-1-7, oil drain out, 6-2, return Oil pipe line, 6-3, condenser, 6-4, cooling tower, 6-5, fluid reservoir, 6-6, cooling water pump, 6-7, liquid freon working medium pump, 6-8, scavenge oil pump.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment is described in further details to the present invention:
Referring to Fig. 1, Fig. 2, Fig. 3, the present invention is a kind of groove type solar collection heat generating system, and it includes sun-oriented light concentrating device 1st, heat-conducting medium circulation line 2, energy storage device 3, heat exchange vaporizer 4, decompressor TRT 5, weary gas disposal recirculation dress Put 6 and PLC controlling organizations;Described sun-oriented light concentrating device 1 is provided with condenser lenss 1-1, supporting mechanism 1-3 and drive mechanism 1-4, described Condenser lenss 1-1 is parabolic shape, is arranged on supporting mechanism 1-3 by rotatable support shaft, condenser lenss 1-1 is by driving machine Structure 1-4 controls the direction of illumination with sunlight to rotate, and fixedly mounts thermal-collecting tube 1-2, described thermal-arrest on the focal line of condenser lenss Pipe 1-2 connects heat-conducting medium circulation line 2;With fused salt as heat carrier in described heat-conducting medium circulation line 2, and it is situated between in heat conduction Energy storage device is set in matter circulation line 2;Described energy storage device 3 is provided with the fused-salt medium runner pipe into and out of heat exchange vaporizer 4 Road;Described heat exchange vaporizer 4 is used for realizing the energy exchange of fused-salt medium and low boiling organic working medium, makes the organic work of low boiling Decompressor TRT 5 is entered, a specific embodiment of the present invention is that described low boiling organic working medium selects liquid after matter evaporation State freon, using the advantage that liquid freon gasification temperature is low, gasification latent heat is little, improves the gasification efficiency of organic working medium;This In invention, decompressor TRT 5 includes decompressor and electromotor two parts, drives decompressor operating by freon steam, thus Drive electrical power generators;In the present invention, the weary gas outlet of decompressor is connected with weary gas disposal EGR 6, is discharged by decompressor Weary gas process through weary gas disposal EGR 6 after, be again introduced into recycling in heat exchange vaporizer 4.
Referring to Fig. 1 to Fig. 5, in groove type solar collection heat generating system of the present invention, described sun-oriented light concentrating device 1 Middle condenser lenss 1-1 quantity is no less than two groups, and described supporting mechanism 1-3 is arranged in the two ends of each group of condenser lenss 1-1, adjacent two Drive mechanism 1-4 for controlling condenser lenss to rotate is installed on the supporting mechanism 1-3 between group condenser lenss;Described drive mechanism 1- 4 include oil cylinder 1-4-1 and swivel mount assembly 1-4-2, and described swivel mount assembly 1-4-2 is provided with fixed seat 1-4-2-1, rotary shaft 1- 4-2-2, rotation driving arm 1-4-2-3 and connecting plate 1-4-2-4, described fixed seat 1-4-2-1 is arranged on supporting mechanism 1-3, Described rotary shaft 1-4-2-2 is arranged in fixed seat 1-4-2-1, and rotary shaft 1-4-2-2 two ends are connected by connecting plate 1-4-2-4 The support shaft of condenser lenss 1-1, fixedly mounts rotation driving arm 1-4-2-3, described rotation driving arm 1- in rotary shaft 1-4-2-2 4-2-3, oil cylinder 1-4-1 quantity are two groups, the expansion link hinge mounted of wherein first group rotation driving arm and the first group oil cylinder, Second group of rotation driving arm and the expansion link hinge mounted of the second group oil cylinder, in the projection vertical with described rotary shaft 1-4-2-2 On face, the angle of first group of rotation driving arm and second group of rotation driving arm central axis is α, 45 °≤α≤150 °, by The cooperation of one group oil cylinder and the second group oil cylinder can ensure that condenser lenss 1-1 rotates in 180 ° of angular ranges, it is achieved thereby that fully Absorb emittance, the purpose of improve generating efficiency of the sun.
Referring to Fig. 6, in groove type solar collection heat generating system of the present invention, described energy storage device 3 is provided with two Fused salt storage tank, the fused salt storage tank of wherein connection heat-conducting medium circulation line 2 import is cold salt cellar, connects heat-conducting medium circulation line The fused salt storage tank of 2 outlets is hot salt cellar, setting connection bypass 2-1 between cold salt cellar and hot salt cellar, in described connection bypass Setting switch valve 2-2, can be realized the switching of heat-conducting medium circulation route, work as sunlight by connection bypass 2-1 breaker in middle valve 2-2 Under sufficiency, fused-salt medium flows through thermal-collecting tube 1-2 and absorbs solar radiation energy;In the case of night or rainy weather, melt Salt medium is circulated by connection bypass 2-1, and the heat using fused-salt medium storage generates electricity.
Referring to Fig. 7, in groove type solar collection heat generating system of the present invention, described fused salt storage tank includes tank body 3- 9 are provided with fused salt inlet tube 3-1 and fused salt outlet 3- with the top cover 3-10 being arranged on tank body 3-9 top, described top cover 3-10 6, rabbling mechanism, heating arrangements 3-8, temperature element 3-7 and pump for liquid salts 3-5, described rabbling mechanism are also assembled on top cover 3-10 Including stirring motor 3-4, main agitator 3-3 and one group of auxiliary agitator 3-2, the axis of main agitator 3-3 and tank body 3-9 axis Collinearly, each auxiliary agitator 3-2 is distributed on main agitator 3-3 periphery, and main agitator 3-3 is in transmission connection with stirring motor 3-4, main Agitator 3-3 is in transmission connection with each auxiliary agitator 3-2 through transmission component, and main agitator blade is less than each auxiliary agitator leaf Piece.Because the fused salt storage tank of the present invention employs said structure, therefore fused salt can be realized in the presence of double-deck major-minor agitator Levels fused salt in tank, near heater and away from heater fused salt, near import position and fast away from import fused salt Speed, it is sufficiently mixed uniformly it is ensured that the temperature of molten salt uniformity of output, thus being conducive to the stability of electricity generation system work.
Referring to Fig. 8, in groove type solar collection heat generating system of the present invention, described heat exchange vaporizer 4 is provided with The housing 4-1 and heat-exchange tube 4-3 in housing hollow that spirals;Hot salt cellar and heat are communicated with the side wall of described housing 4-1 The fused-salt medium import 4-2, the connection heat-exchange tube 4-3 that exchange pipe 4-3 export 4-4 with the fused-salt medium of cold salt cellar, in housing 4-1 Bottom arranges liquid freon working medium import 4-5, arranges freon vapor outlet port 4-7, described liquid fluorine profit at housing 4-1 top High working medium import 4-5 and the outlet of weary gas disposal EGR 6, described freon vapor outlet port 4-7 connects decompressor The admission gear of decompressor in TRT 5;Liquidometer 4-6 is also set up on housing 4-1, described liquidometer 4-6 turns over for magnetic Plate liquidometer, can be by the liquid level of liquid freon working medium in liquidometer 4-6 real-time monitoring housing 4-1, to realize to weary The precise control of working medium flow in gas disposal EGR 6.
Referring to Fig. 9, in groove type solar collection heat generating system of the present invention, described weary gas disposal EGR 6 include gs-oil separator 6-1, return line 6-2, condenser 6-3, cooling water circulation pipeline and fluid reservoir 6-5;In described weary gas Process and scavenge oil pump 6-8 is set in the return line 6-2 in EGR 6;Cooling in described weary gas disposal EGR Cooling tower 6-4 is set in water circulation pipe, connects in cooling tower and cooling water pump 6-6 is installed on the inlet pipeline of condenser; Liquid freon working medium pump 6-7 is arranged on the drain pipe road of described weary gas disposal EGR fluid reservoir.
Referring to Fig. 9, Figure 10, described gs-oil separator 6-1 is the barrel being vertically arranged, upper in gs-oil separator 6-1 The gas mixture import 6-1-1 of portion's setting connection decompressor weary gas outlet, the bottom of gs-oil separator 6-1 is communicated with oil return The oil drain out 6-1-7 of pipeline 6-2, the fluid isolated flows back to the lubricating oil feed mechanism of decompressor through return line 6-2, in oil The top of gas separating device 6-1 is provided with gas outlet 6-1-2, and gas outlet 6-1-2 connects condenser 6-3 entrance through pipeline;Described Condenser 6-3 also with cooling water circulation pipeline connection, be provided with liquid outlet in condenser 6-3 bottom, liquid outlet is through pipeline even Meet fluid reservoir 6-5, the outlet of described fluid reservoir 6-5 enters through the liquid freon working medium that drain pipe road connects heat exchange vaporizer 4 Mouth 4-5;First separation section and secondary separation section are set in described gs-oil separator 6-1 from top to bottom, in first separation section simultaneously Row's setting is several to separate flap 6-1-3, and the described flap 6-1-3 that separates is fixed on gs-oil separator inwall by support bar 6-1-4 On;It is provided with more than two-layer obconic separating bucket 6-1-6 in secondary separation section, in separating bucket 6-1-6, be provided with normal cone The separation cone 6-1-5 of shape, separates cone 6-1-5 top and is provided with gas passage, separating bucket 6-1-6 and separation cone 6-1-5 are by waveform Plate is made.Because the present invention is provided with first separation section and secondary separation section in gs-oil separator 6-1, enter gs-oil separator The oil gas mixture priority of 6-1 is being rubbed through multiple impacts through the separation of first separation section, secondary separation section, gas mixture After wiping, fluid flows under the influence of gravity into gs-oil separator 6-1 bottom, is discharged by oil drain out 6-1-7;The freon gass isolated Body is up in gs-oil separator 6-1, and discharges through gas outlet 6-1-2, after entering back into condenser 6-3 and cooling water heat exchange Be converted to liquid and enter fluid reservoir 6-5, the therefore gs-oil separator 6-1 of the present invention can achieve oil gas without additional power device It is completely separated, good separating effect, save energy.

Claims (10)

1. a kind of groove type solar collection heat generating system it is characterised in that:Described groove type solar collection heat generating system includes chasing after Day beam condensing unit (1), heat-conducting medium circulation line (2), energy storage device (3), heat exchange vaporizer (4), decompressor TRT (5), weary gas disposal EGR (6) and PLC controlling organization;Described sun-oriented light concentrating device (1) is provided with condenser lenss (1-1), props up Support mechanism (1-3) and drive mechanism (1-4), described condenser lenss (1-1) are parabolic shape, are installed by rotatable support shaft On supporting mechanism (1-3), condenser lenss (1-1) control the direction of illumination with sunlight to rotate by drive mechanism (1-4), poly- Fixed installation thermal-collecting tube (1-2) on the focal line of light microscopic, described thermal-collecting tube (1-2) connection heat-conducting medium circulation line (2);Described With fused salt as heat carrier in heat-conducting medium circulation line (2), and setting energy storage device in heat-conducting medium circulation line (2);Institute State energy storage device (3) and be provided with the fused-salt medium flow pipe into and out of heat exchange vaporizer (4);Described heat exchange vaporizer (4) is used In the energy exchange realizing fused-salt medium and low boiling organic working medium, make low boiling organic working medium after evaporating, enter decompressor and generate electricity Device (5);Described decompressor TRT (5) includes decompressor and electromotor two parts, the weary gas outlet of described decompressor with Weary gas disposal EGR (6) connection.
2. groove type solar collection heat generating system according to claim 1 it is characterised in that:Described low boiling organic working medium For liquid freon working medium.
3. groove type solar collection heat generating system according to claim 2 it is characterised in that:Described energy storage device (3) sets There are two fused salt storage tanks, the fused salt storage tank of wherein connection heat-conducting medium circulation line (2) import is cold salt cellar, connects heat-conducting medium The fused salt storage tank that circulation line (2) exports is hot salt cellar, and setting connection bypass (2-1) between cold salt cellar and hot salt cellar, in institute State setting switch valve (2-2) in connection bypass.
4. groove type solar collection heat generating system according to claim 3 it is characterised in that:Described fused salt storage tank includes tank Body (3-9) and the top cover (3-10) being arranged on tank body (3-9) top, described top cover (3-10) is provided with fused salt inlet tube (3-1) With fused salt outlet (3-6), top cover (3-10) also assembles rabbling mechanism, heating arrangements (3-8), temperature element (3-7) and Pump for liquid salts (3-5), described rabbling mechanism includes stirring motor (3-4), main agitator (3-3) and one group of auxiliary agitator (3-2), The axis of main agitator (3-3) and tank body (3-9) axis collinear, each auxiliary agitator (3-2) is distributed on main agitator (3-3) week Side, main agitator (3-3) is in transmission connection with stirring motor (3-4), and main agitator (3-3) is through transmission component and each auxiliary agitator (3-2) it is in transmission connection, main agitator blade is less than each auxiliary agitator blade.
5. groove type solar collection heat generating system according to any one of claim 1 to 4 it is characterised in that:Described chase after In day beam condensing unit (1), condenser lenss (1-1) quantity is no less than two groups, and described supporting mechanism (1-3) is arranged in each group of condenser lenss (1-1) two ends, the upper driving installed for controlling condenser lenss to rotate of the supporting mechanism (1-3) between two adjacent groups condenser lenss Mechanism (1-4);Described drive mechanism (1-4) includes oil cylinder (1-4-1) and swivel mount assembly (1-4-2), described swivel mount assembly (1-4-2) it is provided with fixed seat (1-4-2-1), rotary shaft (1-4-2-2), rotation driving arm (1-4-2-3) and connecting plate (1-4-2- 4), described fixed seat (1-4-2-1) is arranged on supporting mechanism (1-3), and described rotary shaft (1-4-2-2) is arranged on fixed seat (1-4-2-1), on, rotary shaft (1-4-2-2) two ends connect the support shaft of condenser lenss (1-1) by connecting plate (1-4-2-4), Rotary shaft (1-4-2-2) is upper to fixedly mount rotation driving arm (1-4-2-3), described rotation driving arm (1-4-2-3), oil cylinder (1- 4-1) quantity is two groups, the expansion link hinge mounted of wherein first group rotation driving arm and the first group oil cylinder, second group of rotation The expansion link hinge mounted of actuating arm and the second group oil cylinder, on the perspective plane vertical with described rotary shaft (1-4-2-2), first The angle of group rotation driving arm and second group of rotation driving arm central axis is α, 45 °≤α≤150 °.
6. groove type solar collection heat generating system according to claim 5 it is characterised in that:Described heat exchange vaporizer (4) it is provided with housing (4-1) and the heat-exchange tube (4-3) in housing hollow that spirals;The side wall of described housing (4-1) is provided with even The fused-salt medium import (4-2) leading to hot salt cellar and heat-exchange tube (4-3) is, fused salt Jie connect heat-exchange tube (4-3) and cold salt cellar Matter exports (4-4), in housing (4-1) bottom setting liquid freon working medium import (4-5), arranges fluorine at housing (4-1) top Leon vapor outlet port (4-7), described liquid freon working medium import (4-5) is connected with the outlet of weary gas disposal EGR (6) Logical, described freon vapor outlet port (4-7) connects the admission gear of decompressor in decompressor TRT (5).
7. groove type solar collection heat generating system according to claim 6 it is characterised in that:Described heat exchange vaporizer (4) liquidometer (4-6) for monitoring liquid freon medium level height, described liquidometer are also set up on housing (4-1) (4-6) it is magnetic flap level gauge.
8. groove type solar collection heat generating system according to claim 7 it is characterised in that:Described weary gas disposal recirculation Device (6) includes gs-oil separator (6-1), return line (6-2), condenser (6-3), cooling water circulation pipeline and fluid reservoir (6-5);Described gs-oil separator (6-1) is the barrel being vertically arranged, swollen in the setting connection of the top of gs-oil separator (6-1) The gas mixture import (6-1-1) of swollen machine weary gas outlet, the bottom of gs-oil separator (6-1) is communicated with return line (6- 2) oil drain out (6-1-7), the fluid isolated flows back to the lubricating oil feed mechanism of decompressor through return line (6-2), in oil The top of gas separating device (6-1) is provided with gas outlet (6-1-2), and gas outlet (6-1-2) connects condenser (6-3) through pipeline and enters Mouthful;Described condenser (6-3) also with cooling water circulation pipeline connection, be provided with liquid outlet, liquid discharge in condenser (6-3) bottom Mouth connects fluid reservoir (6-5) through pipeline, and the outlet of described fluid reservoir (6-5) connects heat exchange vaporizer (4) through drain pipe road Liquid freon working medium entrances (4-5).
9. groove type solar collection heat generating system according to claim 8 it is characterised in that:Described gs-oil separator (6- 1) first separation section and secondary separation section are set in from top to bottom, first separation section is arranged side by side several separation flap (6- 1-3), the described flap (6-1-3) that separates is fixed on gs-oil separator inwall by support bar (6-1-4);In secondary separation section In be provided with the obconic separating bucket of more than two-layer (6-1-6), be provided with separating bucket (6-1-6) regular conical separation cone (6-1-5), separate cone (6-1-5) top and be provided with gas passage, separating bucket (6-1-6) and separation cone (6-1-5) are by waveform plate Make.
10. groove type solar collection heat generating system according to claim 9 it is characterised in that:In described weary gas disposal again Setting scavenge oil pump (6-8) in return line (6-2) in circulating device (6);Cooling in described weary gas disposal EGR Setting cooling tower (6-4) in water circulation pipe, connects in cooling tower and installs cooling water pump (6- on the inlet pipeline of condenser 6);Setting liquid freon working medium pump (6-7) on the drain pipe road of described weary gas disposal EGR fluid reservoir.
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CN106870311A (en) * 2017-04-21 2017-06-20 丁大威 It is a kind of to rise the system for being generated electricity using thermal current
CN109237827A (en) * 2017-05-26 2019-01-18 天津滨海光热技术研究院有限公司 A kind of slot type molten salt thermal power station heat collecting field operating system and operation method
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CN107166779A (en) * 2017-06-30 2017-09-15 天津滨海设备配套技术有限公司 Stabilizing energy-saving type photo-thermal and control method
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CN110767323A (en) * 2019-10-14 2020-02-07 中国科学院合肥物质科学研究院 Intermediate heat exchange system for nuclear fusion device
CN113472290A (en) * 2021-06-29 2021-10-01 深圳市海川伟业科技有限公司 Solar energy storage power generation device
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