CN205066507U - Two circulation system's industry residual heat from flue gas device - Google Patents
Two circulation system's industry residual heat from flue gas device Download PDFInfo
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- CN205066507U CN205066507U CN201520799395.6U CN201520799395U CN205066507U CN 205066507 U CN205066507 U CN 205066507U CN 201520799395 U CN201520799395 U CN 201520799395U CN 205066507 U CN205066507 U CN 205066507U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model relates to a two circulation system's industry residual heat from flue gas device, its characterized in that, its device from left to right comprise soft water pump, steam boiler, heat conduction oil circulation system and liquid metal circulation system in proper order. The heat conduction oil circulation system comprises mechanical pump, conduction oil, heat exchange device and pipeline. Liquid metal circulation system comprises electromagnetic pump, liquid metal, heat exchanger and pipeline. The liquid metal thermal conductivity is high, can adopt the electromagnetic pump drive, the noiselessness. The conduction oil absorbs liquid metal endless heat for subsequent waste heat utilization can shorten liquid metal's circulation path, reduces liquid metal's use amount, thus reduce cost. The utility model discloses can extensively be applicable to industrial exhaust heats such as carbon blacks such as chemical industry and petrochemical industry, sulphuric acid industry, building materials, metallurgy, industry power industry, flue gas waste heat, the hot high temperature product of chemical reaction, the coolant waste heat field that produces.
Description
Technical field
The advantages such as the utility model relates to a kind of industrial smoke waste-heat recovery device of binary cycle system, and liquid metal wherein has excellent physical property, fusing point is low, boiling point is high, thermal conductivity factor is high, kinematic viscosity is smaller, have good fluid interchange ability.Especially, between steam boiler and the liquid metal circulatory system, add a Heat-conduction oil circulation system, absorb the heat of liquid metal circulation system with conduction oil, for follow-up UTILIZATION OF VESIDUAL HEAT IN, the circulating path of liquid metal can be shortened, reduce the use amount of liquid metal, thus reduce costs.The utility model can be widely used in the industrial exhaust heat such as chemical industry and petrochemical industry, sulfuric acid industry, building materials, metallurgy, industrial generation industry and produce field.
Background technology
Waste heat is under certain economic technology condition, the energy be not utilized in using energy source equipment, namely unnecessary, the discarded energy.Have because the kind of like products is different in the production process of the product such as acetylene, carbon black, therefore, the temperature of product cessation reaction is also different.For acetylene, acetylene flue-gas temperature, between 1300 DEG C ~ 1100 DEG C, is dropped to suitable scope to enter upstream device by the temperature of general cessation reaction in quenching boiler.This process is usually all by spraying into chilled water (chw) to realize.But will some problem following be there will be thus: a large amount of chilled water (chw)s that (1) sprays into become the change that water vapour causes acetylene flue gas generation component, acetylene flue gas flow is increased suddenly, not only the quality of acetylene is had an impact, and having increased the weight of the processing pressure of upstream device, the corrosion condition caused equipment is also more serious.(2) steam that the chilled water (chw) sprayed into is formed is to finally emptying, and a large amount of latent heat contained during this period cannot reclaim, and cause larger energy dissipation.(3) what cause thus is also a no small numeral by water expense, has increased the weight of the spending of enterprise product production cost and but can not produce any positive wholesome effect.
For solving the problem, the utility model provides a kind of industrial smoke waste-heat recovery device of binary cycle system, its advantage such as the liquid metal used has excellent physical property, fusing point is low, boiling point is high, thermal conductivity factor is high, kinematic viscosity is smaller, has good fluid interchange ability.
Summary of the invention
The utility model relates to a kind of industrial smoke waste-heat recovery device of binary cycle system, and because of the plurality of advantages of liquid metal selected, it has can alleviate industrial equipment pressure, extend industrial equipment life-span, the use procedure effect such as safely.
The technical solution of the utility model is as follows:
An industrial smoke waste-heat recovery device for binary cycle system, is characterized in that, device is from left to right made up of softening water pump 1, steam boiler 2, Heat-conduction oil circulation system and the liquid metal circulatory system successively;
Described Heat-conduction oil circulation system is made up of mechanical pump 3, conduction oil, heat-exchange device 4 and pipeline thereof;
The described liquid metal circulatory system is made up of electromagnetic pump 5, liquid metal 14, heat exchanger 6 and pipeline thereof;
Described heat exchanger 6 is made up of more than one basic heat exchange unit;
Described basic heat exchange unit is made up of upper cold drawing 12, lower cold drawing 13 and more than one pair of liquid metal inlet duct 10 and outlet conduit 11, described upper cold drawing 12 and lower cold drawing 13 are round pie, hollow structure is arranged between upper cold drawing 12 and lower cold drawing 13, to slow down the flow velocity of high-temperature flue gas, ensure that high-temperature flue gas can carry out heat exchange with liquid metal fully;
Described cold drawing has multiple through hole 9, and the through hole of upper cold drawing 12 and lower cold drawing 13 staggers mutually, make the flow path of high-temperature flue gas longer, and accomplish to be uniformly distributed in each through hole, strengthen heat transfer effect; High-temperature flue gas passes cold drawing by through hole 9;
Described cold drawing is hollow structure, is wherein filled with liquid metal 14;
The power that described electromagnetic pump 5 circulates as liquid metal 14;
In described basic heat exchange unit, liquid metal injects upper cold drawing 12 center by inlet duct 10, radially outward flows to runner between plate along upper cold drawing afterwards, then enters lower cold drawing 13 downwards, flow to lower cold drawing center along lower cold drawing radial direction, finally flowed out by liquid metal outlet pipeline 11;
After the heat that described liquid metal 14 absorbs passes to described conduction oil, conduction oil is sent in steam boiler 2 by pipeline by described mechanical pump 3, heat exchange is carried out with the water in steam boiler 2, conduction oil, heat transmission feedwater, produces high steam and is used for generating or is used for heating etc. to domestic water heating.
Described liquid metal 14 is in gallium metal, gallium-indium alloy, gallium metal, gallium mercury alloy, gallium-indium-tin alloy, gallium indium tin kirsite, indium-base alloy or bismuth-base alloy.
Coupled together by welding manner between described through hole 9 and the upper and lower plates of described cold drawing, weld seam increases thermal insulation ceramics ring outward, cold drawing weld weld cracking during to avoid high temperature.
The flow direction of described liquid metal 14 is decided to be the radial direction of cold drawing, ensure that the uniformity that liquid metal flows in cold drawing.
Described liquid metal inlet duct 10 is identical with outlet conduit 11 structure, is the pipe of more than two symmetries, and uses cruciform baffles agitated vessel 15 suitably to isolate, to avoid the mutual interference of different runner.
Between described cold drawing can filled and process metal or welding fin, increase heat transfer effect.
Described foam metal is foam copper, foamed aluminium or nickel foam.
Described fin material is copper, aluminium or nickel.
In described heat exchanger, high-temperature flue gas entry place increases filter course and periodic cleaning, prevents the high-temperature flue gas containing more solid impurity from reducing the service life of heat exchanger.
Can high steam be produced in described steam boiler 2, be transported to TRT, composition waste heat recovery generating device.
Can hot water for life be produced in described steam boiler 2, be transported to Home Heating pipeline, composition afterheat recovering heating device.
Described heat exchanger 6 outer wrap insulation material.
Described insulation material is porcelain tendre insulation material, aluminum silicate insulation material, phenolic aldehyde foam thermal insulation material, expansion vitrification bead heat-preserving material or glue powder polyphenyl granule insulating material.
The industrial smoke waste-heat recovery device of described a kind of binary cycle system can be applicable to the industrial exhaust heat such as chemical industry and petrochemical industry, sulfuric acid industry, building materials, metallurgy, industrial generation industry and produces field.
The inlet duct 10 of described liquid metal and the logarithm of outlet conduit 11 are selected to be determined by the heat exchange efficiency needed in actual production.
During use, first the heat exchanger 6 in device is arranged on industrial quenching place in the pyrolysis furnace of industry; Then start mechanical pump 3, in Heat-conduction oil circulation system, mechanical pump drives conduction oil circulation, the heat that liquid metal absorbs is passed to steam boiler 2, is convenient to the utilization of follow-up waste heat; Start electromagnetic pump 5 subsequently, in the liquid metal circulatory system, electromagnetic pump 5 is transport liquid metal 14 in the liquid metal circulatory system, liquid metal 14 injects upper cold drawing 12 center by inlet duct 10, runner between plate is radially outward flow to afterwards along upper cold drawing, enter lower cold drawing 13 downwards, flow to lower cold drawing center along lower cold drawing radial direction, finally flowed out by liquid metal outlet pipeline 11; Guaranteeing that liquid metal 12 is full of liquid metal circulatory system pipeline and conduction oil falling heat-transfer oil circulating system pipeline and after getting rid of air wherein, device can normally work.The waste heat that device absorbs from industrial smoke, is typically used as some purposes following: manufacture hot water; Life heating; Cogeneration etc.
The industrial smoke waste-heat recovery device tool of a kind of binary cycle system described in the utility model has the following advantages:
(1) liquid metal that the utility model adopts is in a liquid state at normal temperatures, and its kinematic viscosity is smaller, for replacing traditional water-cooled, not only saves the waste of water, and its liquid metal thermal conductivity is very high, and rate of heat transfer is fast, has obvious economic benefit.
(2) liquid metal that the utility model adopts utilizes electromagnetic pump to carry out flow circuit as power source, can reach the effect of " zero noise ".
(3) heat exchange unit that the utility model adopts is made up of upper cold drawing, lower cold drawing and more than one pair of liquid metal inlet duct and outlet conduit, cold drawing there is multiple through hole, and the through hole of upper cold drawing and lower cold drawing staggers mutually, make the flow path of high-temperature flue gas longer, and accomplish to be uniformly distributed in each through hole, strengthen heat transfer effect; Liquid metal, along the Radial Flow of cold drawing, ensure that the uniformity that liquid metal flows in cold drawing, makes high-temperature flue gas and liquid metal can fully heat exchange.
(4) the liquid metal boiling point of the utility model employing is very high, and do not mix mutually with product, the change of product generation component can not be caused because producing steam, therefore can not have an impact to the quality of product, alleviate the processing pressure of upstream device, also there will not be the corrosion condition that equipment is caused.
(5) liquid metal that the utility model adopts has high boiling character, all can not undergo phase transition in 100 DEG C ~ 1500 DEG C.Therefore as a kind of fluid interchange medium, liquid metal can keep liquid in middle hot industry residual neat recovering system always, the problem producing system high pressure because of phase transformation can not be there is, because this reducing the pressure-bearing limit of system pipeline and the design difficulty of pipeline, the fortuitous event avoiding leakage because high pressure brings or blast occurs.
(6) the utility model adds Heat-conduction oil circulation system between steam boiler and the liquid metal circulatory system, conduction oil absorbs the heat of liquid metal circulation, for follow-up UTILIZATION OF VESIDUAL HEAT IN, the circulating path of liquid metal can be shortened, reduce the use amount of liquid metal, thus reduce installation cost.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of industrial smoke waste-heat recovery device in industrial smoke waste heat recovery use system of binary cycle system.
Fig. 2 is the basic heat exchange unit schematic diagram of heat exchanger.
Fig. 3 is the basic heat exchange unit cross-sectional view of heat exchanger.
Fig. 4 is the cruciform baffles agitated vessel structural representation in basic heat exchange unit.
Description of reference numerals: 1-softens water pump, 2-steam boiler, 3-mechanical pump, 4-heat-exchange device, 5-electromagnetic pump, 6-heat exchanger, 7-industry quenching, 8-product subsequent treatment, 9-through hole, 10-liquid metal entrance, 11-liquid metal outlet, the upper cold drawing of 12-, cold drawing under 13-, 14-liquid metal, 15-cruciform baffles agitated vessel.
Detailed description of the invention
The utility model is further described below in conjunction with drawings and the specific embodiments.
Embodiment 1
Embodiment 1 illustrates a kind of typical apply of the industrial smoke waste-heat recovery device of a kind of binary cycle system of the utility model.Fig. 1 is a kind of structural representation of industrial smoke waste-heat recovery device in industrial smoke waste heat recovery use system of binary cycle system.Fig. 2 is the basic heat exchange unit schematic diagram of heat exchanger.Fig. 3 is the basic heat exchange unit cross-sectional view of heat exchanger.Fig. 4 is the cruciform baffles agitated vessel structural representation in basic heat exchange unit.Wherein: 1 is softening water pump, and 2 is steam boiler, and 3 is mechanical pump, 4 is heat-exchange device, and 5 is electromagnetic pump, and 6 is heat exchanger, 7 is industrial quenching, and 8 is product subsequent treatment, and 9 is through hole, 10 is liquid metal entrance, 11 is liquid metal outlet, and 12 is upper cold drawing, and 13 is lower cold drawing, 14 is liquid metal, and 15 is cruciform baffles agitated vessel.
Originally be the industrial smoke waste-heat recovery device of a kind of binary cycle system of embodiment, it is characterized in that, device is from left to right made up of softening water pump 1, steam boiler 2, Heat-conduction oil circulation system and the liquid metal circulatory system successively;
Described Heat-conduction oil circulation system is made up of mechanical pump 3, conduction oil, heat-exchange device 4 and pipeline thereof;
The described liquid metal circulatory system is made up of electromagnetic pump 5, liquid metal 14, heat exchanger 6 and pipeline thereof;
Described heat exchanger 6 is made up of more than one basic heat exchange unit;
Described basic heat exchange unit is made up of upper cold drawing 12, lower cold drawing 13 and more than one pair of liquid metal inlet duct 10 and outlet conduit 11, described upper cold drawing 12 and lower cold drawing 13 are round pie, hollow structure is arranged between upper cold drawing 12 and lower cold drawing 13, to slow down the flow velocity of high-temperature flue gas, ensure that high-temperature flue gas can carry out heat exchange with liquid metal fully;
Described cold drawing has multiple through hole 9, and the through hole of upper cold drawing 12 and lower cold drawing 13 staggers mutually, make the flow path of high-temperature flue gas longer, and accomplish to be uniformly distributed in each through hole, strengthen heat transfer effect; High-temperature flue gas passes cold drawing by through hole 9;
Described cold drawing is hollow structure, is wherein filled with liquid metal 14;
The power that described electromagnetic pump 5 circulates as liquid metal 14;
In described basic heat exchange unit, liquid metal injects upper cold drawing 12 center by inlet duct 10, radially outward flows to runner between plate along upper cold drawing afterwards, then enters lower cold drawing 13 downwards, flow to lower cold drawing center along lower cold drawing radial direction, finally flowed out by liquid metal outlet pipeline 11;
After the heat that described liquid metal 14 absorbs passes to described conduction oil, conduction oil is sent in steam boiler 2 by pipeline by described mechanical pump 3, heat exchange is carried out with the water in steam boiler 2, conduction oil, heat transmission feedwater, produces high steam and is used for generating or is used for heating etc. to domestic water heating.
Described liquid metal 14 is gallium indium tin kirsite.
Coupled together by welding manner between described through hole 9 and the upper and lower plates of described cold drawing, weld seam increases thermal insulation ceramics ring outward, cold drawing weld weld cracking during to avoid high temperature.
The flow direction of described liquid metal 14 is decided to be the radial direction of cold drawing, ensure that the uniformity that liquid metal flows in cold drawing.
Described liquid metal inlet duct 10 is identical with outlet conduit 11 structure, is the pipe of more than two symmetries, and uses cruciform baffles agitated vessel 15 suitably to isolate, to avoid the mutual interference of different runner.
Between described cold drawing can filled and process metal or welding fin, increase heat transfer effect.
Described foam metal is foam copper.
In described heat exchanger, high-temperature flue gas entry place increases filter course and periodic cleaning, prevents the high-temperature flue gas containing more solid impurity from reducing the service life of heat exchanger.
Produce high steam in described steam boiler 2, be transported to TRT, composition waste heat recovery generating device.
Described heat exchanger 6 outer wrap insulation material.
The inlet duct 10 of described liquid metal and the logarithm Setup Experiments of outlet conduit 11 are 4 right.
During use, first the heat exchanger 6 in device is arranged on industrial quenching place in the pyrolysis furnace of industry; Then start mechanical pump 3, in Heat-conduction oil circulation system, mechanical pump drives conduction oil circulation, the heat that liquid metal absorbs is passed to steam boiler 2, is convenient to the utilization of follow-up waste heat; Start electromagnetic pump 5 subsequently, in the liquid metal circulatory system, electromagnetic pump 5 is transport liquid metal 14 in the liquid metal circulatory system, liquid metal 14 injects upper cold drawing 12 center by inlet duct 10, runner between plate is radially outward flow to afterwards along upper cold drawing, enter lower cold drawing 13 downwards, flow to lower cold drawing center along lower cold drawing radial direction, finally flowed out by liquid metal outlet pipeline 11; Guaranteeing that liquid metal 12 is full of liquid metal circulatory system pipeline and conduction oil falling heat-transfer oil circulating system pipeline and after getting rid of air wherein, device can normally work.
Embodiment 2
Fig. 1 is a kind of structural representation of industrial smoke waste-heat recovery device in industrial smoke waste heat recovery use system of binary cycle system.Fig. 2 is the basic heat exchange unit schematic diagram of heat exchanger.Fig. 3 is the basic heat exchange unit cross-sectional view of heat exchanger.Fig. 4 is the cruciform baffles agitated vessel structural representation in basic heat exchange unit.Wherein: 1 is softening water pump, and 2 is steam boiler, and 3 is mechanical pump, 4 is heat-exchange device, and 5 is electromagnetic pump, and 6 is heat exchanger, 7 is industrial quenching, and 8 is product subsequent treatment, and 9 is through hole, 10 is liquid metal entrance, 11 is liquid metal outlet, and 12 is upper cold drawing, and 13 is lower cold drawing, 14 is liquid metal, and 15 is cruciform baffles agitated vessel.
The industrial smoke waste-heat recovery device of a kind of binary cycle system of the present embodiment, is characterized in that, device is from left to right made up of softening water pump 1, steam boiler 2, Heat-conduction oil circulation system and the liquid metal circulatory system successively;
Described Heat-conduction oil circulation system is made up of mechanical pump 3, conduction oil, heat-exchange device 4 and pipeline thereof;
The described liquid metal circulatory system is made up of electromagnetic pump 5, liquid metal 14, heat exchanger 6 and pipeline thereof;
Described heat exchanger 6 is made up of more than one basic heat exchange unit;
Described basic heat exchange unit is made up of upper cold drawing 12, lower cold drawing 13 and more than one pair of liquid metal inlet duct 10 and outlet conduit 11, described upper cold drawing 12 and lower cold drawing 13 are round pie, hollow structure is arranged between upper cold drawing 12 and lower cold drawing 13, to slow down the flow velocity of high-temperature flue gas, ensure that high-temperature flue gas can carry out heat exchange with liquid metal fully;
Described cold drawing has multiple through hole 9, and the through hole of upper cold drawing 12 and lower cold drawing 13 staggers mutually, make the flow path of high-temperature flue gas longer, and accomplish to be uniformly distributed in each through hole, strengthen heat transfer effect; High-temperature flue gas passes cold drawing by through hole 9;
Described cold drawing is hollow structure, is wherein filled with liquid metal 14;
The power that described electromagnetic pump 5 circulates as liquid metal 14;
In described basic heat exchange unit, liquid metal injects upper cold drawing 12 center by inlet duct 10, radially outward flows to runner between plate along upper cold drawing afterwards, then enters lower cold drawing 13 downwards, flow to lower cold drawing center along lower cold drawing radial direction, finally flowed out by liquid metal outlet pipeline 11;
After the heat that described liquid metal 14 absorbs passes to described conduction oil, conduction oil is sent in steam boiler 2 by pipeline by described mechanical pump 3, heat exchange is carried out with the water in steam boiler 2, conduction oil, heat transmission feedwater, produces high steam and is used for generating or is used for heating etc. to domestic water heating.
Described liquid metal 14 is indium bismuth ashbury metal.
Coupled together by welding manner between described through hole 9 and the upper and lower plates of described cold drawing, weld seam increases thermal insulation ceramics ring outward, cold drawing weld weld cracking during to avoid high temperature.
The flow direction of described liquid metal 14 is decided to be the radial direction of cold drawing, ensure that the uniformity that liquid metal flows in cold drawing.
Described liquid metal inlet duct 10 is identical with outlet conduit 11 structure, is the pipe of more than two symmetries, and uses cruciform baffles agitated vessel 15 suitably to isolate, to avoid the mutual interference of different runner.
Can filled and process aluminium between described cold drawing.
In described heat exchanger, high-temperature flue gas entry place increases filter course and periodic cleaning, prevents the high-temperature flue gas containing more solid impurity from reducing the service life of heat exchanger.
Produce hot water for life in described steam boiler 2, be transported to Home Heating pipeline, composition afterheat recovering heating device.
Described heat exchanger 6 outer wrap insulation material.
The inlet duct 10 of described liquid metal and the logarithm Setup Experiments of outlet conduit 11 are 4 right.
During use, first the heat exchanger 6 in device is arranged on industrial quenching place in the pyrolysis furnace of industry; Then start mechanical pump 3, in Heat-conduction oil circulation system, mechanical pump drives conduction oil circulation, the heat that liquid metal absorbs is passed to steam boiler 2, is convenient to the utilization of follow-up waste heat; Start electromagnetic pump 5 subsequently, in the liquid metal circulatory system, electromagnetic pump 5 is transport liquid metal 14 in the liquid metal circulatory system, liquid metal 14 injects upper cold drawing 12 center by inlet duct 10, runner between plate is radially outward flow to afterwards along upper cold drawing, enter lower cold drawing 13 downwards, flow to lower cold drawing center along lower cold drawing radial direction, finally flowed out by liquid metal outlet pipeline 11; Guaranteeing that liquid metal 12 is full of liquid metal circulatory system pipeline and conduction oil falling heat-transfer oil circulating system pipeline and after getting rid of air wherein, device can normally work.
Embodiment 3
Fig. 1 is a kind of structural representation of industrial smoke waste-heat recovery device in industrial smoke waste heat recovery use system of binary cycle system.Fig. 2 is the basic heat exchange unit schematic diagram of heat exchanger.Fig. 3 is the basic heat exchange unit cross-sectional view of heat exchanger.Fig. 4 is the cruciform baffles agitated vessel structural representation in basic heat exchange unit.Wherein: 1 is softening water pump, and 2 is steam boiler, and 3 is mechanical pump, 4 is heat-exchange device, and 5 is electromagnetic pump, and 6 is heat exchanger, 7 is industrial quenching, and 8 is product subsequent treatment, and 9 is through hole, 10 is liquid metal entrance, 11 is liquid metal outlet, and 12 is upper cold drawing, and 13 is lower cold drawing, 14 is liquid metal, and 15 is cruciform baffles agitated vessel.
The industrial smoke waste-heat recovery device of a kind of binary cycle system of the present embodiment, is characterized in that, device is from left to right made up of softening water pump 1, steam boiler 2, Heat-conduction oil circulation system and the liquid metal circulatory system successively;
Described Heat-conduction oil circulation system is made up of mechanical pump 3, conduction oil, heat-exchange device 4 and pipeline thereof;
The described liquid metal circulatory system is made up of electromagnetic pump 5, liquid metal 14, heat exchanger 6 and pipeline thereof;
Described heat exchanger 6 is made up of more than one basic heat exchange unit;
Described basic heat exchange unit is made up of upper cold drawing 12, lower cold drawing 13 and more than one pair of liquid metal inlet duct 10 and outlet conduit 11, described upper cold drawing 12 and lower cold drawing 13 are round pie, hollow structure is arranged between upper cold drawing 12 and lower cold drawing 13, to slow down the flow velocity of high-temperature flue gas, ensure that high-temperature flue gas can carry out heat exchange with liquid metal fully;
Described cold drawing has multiple through hole 9, and the through hole of upper cold drawing 12 and lower cold drawing 13 staggers mutually, make the flow path of high-temperature flue gas longer, and accomplish to be uniformly distributed in each through hole, strengthen heat transfer effect; High-temperature flue gas passes cold drawing by through hole 9;
Described cold drawing is hollow structure, is wherein filled with liquid metal 14;
The power that described electromagnetic pump 5 circulates as liquid metal 14;
In described basic heat exchange unit, liquid metal injects upper cold drawing 12 center by inlet duct 10, radially outward flows to runner between plate along upper cold drawing afterwards, then enters lower cold drawing 13 downwards, flow to lower cold drawing center along lower cold drawing radial direction, finally flowed out by liquid metal outlet pipeline 11;
After the heat that described liquid metal 14 absorbs passes to described conduction oil, conduction oil is sent in steam boiler 2 by pipeline by described mechanical pump 3, heat exchange is carried out with the water in steam boiler 2, conduction oil, heat transmission feedwater, produces high steam and is used for generating or is used for heating etc. to domestic water heating.
Described liquid metal 14 is gallium-indium alloy.
Coupled together by welding manner between described through hole 9 and the upper and lower plates of described cold drawing, weld seam increases thermal insulation ceramics ring outward, cold drawing weld weld cracking during to avoid high temperature.
The flow direction of described liquid metal 14 is decided to be the radial direction of cold drawing, ensure that the uniformity that liquid metal flows in cold drawing.
Described liquid metal inlet duct 10 is identical with outlet conduit 11 structure, is the pipe of more than two symmetries, and uses cruciform baffles agitated vessel 15 suitably to isolate, to avoid the mutual interference of different runner.
Welding of aluminum fin between described cold drawing.
In described heat exchanger, high-temperature flue gas entry place increases filter course and periodic cleaning, prevents the high-temperature flue gas containing more solid impurity from reducing the service life of heat exchanger.
Can high steam be produced in described steam boiler 2, be transported to TRT, composition waste heat recovery generating device.
Described heat exchanger 6 outer wrap insulation material.
The inlet duct 10 of described liquid metal and the logarithm Setup Experiments of outlet conduit 11 are 4 right.
During use, first the heat exchanger 6 in device is arranged on industrial quenching place in the pyrolysis furnace of industry; Then start mechanical pump 3, in Heat-conduction oil circulation system, mechanical pump drives conduction oil circulation, the heat that liquid metal absorbs is passed to steam boiler 2, is convenient to the utilization of follow-up waste heat; Start electromagnetic pump 5 subsequently, in the liquid metal circulatory system, electromagnetic pump 5 is transport liquid metal 14 in the liquid metal circulatory system, liquid metal 14 injects upper cold drawing 12 center by inlet duct 10, runner between plate is radially outward flow to afterwards along upper cold drawing, enter lower cold drawing 13 downwards, flow to lower cold drawing center along lower cold drawing radial direction, finally flowed out by liquid metal outlet pipeline 11; Guaranteeing that liquid metal 12 is full of liquid metal circulatory system pipeline and conduction oil falling heat-transfer oil circulating system pipeline and after getting rid of air wherein, device can normally work.
Finally it should be noted that above embodiment only in order to the technical solution of the utility model to be described and unrestricted.Although be described in detail the utility model with reference to embodiment, those of ordinary skill in the art is to be understood that, the technical solution of the utility model is modified or equivalent replacement, do not depart from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (7)
1. an industrial smoke waste-heat recovery device for binary cycle system, is characterized in that, its device is from left to right made up of softening water pump, steam boiler, Heat-conduction oil circulation system and the liquid metal circulatory system successively;
Described Heat-conduction oil circulation system is made up of mechanical pump, conduction oil, heat-exchange device and pipeline thereof;
The described liquid metal circulatory system is made up of electromagnetic pump, liquid metal, heat exchanger and pipeline thereof;
Described heat exchanger is made up of more than one basic heat exchange unit;
Described basic heat exchange unit is made up of upper cold drawing, lower cold drawing and more than one pair of liquid metal inlet duct and outlet conduit, described upper cold drawing and lower cold drawing are round pie, hollow structure is arranged between upper cold drawing and lower cold drawing, to slow down the flow velocity of high-temperature flue gas, ensure that high-temperature flue gas can carry out heat exchange with liquid metal fully;
Described cold drawing has multiple through hole, and the through hole of upper cold drawing and lower cold drawing staggers mutually, make the flow path of high-temperature flue gas longer, and accomplish to be uniformly distributed in each through hole, strengthen heat transfer effect; High-temperature flue gas passes cold drawing by through hole;
Described cold drawing is hollow structure, is wherein filled with liquid metal;
The power that described electromagnetic pump circulates as liquid metal;
In described basic heat exchange unit, liquid metal injects upper cold drawing center by inlet duct, radially outward flows to runner between plate along upper cold drawing afterwards, then enters lower cold drawing downwards, flows to lower cold drawing center, finally flowed out by liquid metal outlet pipeline along lower cold drawing radial direction;
After the heat that described liquid metal absorbs passes to described conduction oil, conduction oil is sent in steam boiler by pipeline by described mechanical pump, heat exchange is carried out with the water in steam boiler, conduction oil, heat transmission feedwater, produces high steam and is used for generating or is used for heating etc. to domestic water heating.
2. by the industrial smoke waste-heat recovery device of a kind of binary cycle system according to claim 1, it is characterized in that, described liquid metal is in gallium metal, gallium-indium alloy, gallium metal, gallium mercury alloy, gallium-indium-tin alloy, gallium indium tin kirsite, indium-base alloy or bismuth-base alloy.
3. by the industrial smoke waste-heat recovery device of a kind of binary cycle system according to claim 1, it is characterized in that, coupled together by welding manner between the upper and lower plates of described through hole and described cold drawing, weld seam increases thermal insulation ceramics ring outward, cold drawing weld weld cracking during to avoid high temperature.
4., by the industrial smoke waste-heat recovery device of a kind of binary cycle system according to claim 1, it is characterized in that, the flow direction of described liquid metal is decided to be the radial direction of cold drawing, ensure that the uniformity that liquid metal flows in cold drawing.
5. by the industrial smoke waste-heat recovery device of a kind of binary cycle system according to claim 1, it is characterized in that, described liquid metal inlet duct is identical with outlet pipeline structure, it is the pipe of more than two symmetries, and use cruciform baffles agitated vessel suitably to isolate, to avoid the mutual interference of different runner.
6., by the industrial smoke waste-heat recovery device of a kind of binary cycle system according to claim 1, it is characterized in that, can filled and process metal or welding fin between described cold drawing, increase heat transfer effect.
7. by the industrial smoke waste-heat recovery device of a kind of binary cycle system according to claim 1, it is characterized in that, in described heat exchanger, high-temperature flue gas entry place increases filter course and periodic cleaning, prevents the high-temperature flue gas containing more solid impurity from reducing the service life of heat exchanger.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764103A (en) * | 2016-08-22 | 2018-03-06 | 宜兴市宏塍净化给排水制造有限公司 | Waste sulfuric acid cooling tower |
| CN108087850A (en) * | 2018-01-12 | 2018-05-29 | 重庆岩昱节能科技有限公司 | A kind of pyrolysis furnace residual neat recovering system |
| CN108519012A (en) * | 2018-04-04 | 2018-09-11 | 佛山市春暖花开科技有限公司 | A kind of industrial smoke waste-heat recovery device |
| CN114322583A (en) * | 2021-12-29 | 2022-04-12 | 中南大学 | Waste heat recovery system for outer wall of fluidized bed roaster |
-
2015
- 2015-10-16 CN CN201520799395.6U patent/CN205066507U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764103A (en) * | 2016-08-22 | 2018-03-06 | 宜兴市宏塍净化给排水制造有限公司 | Waste sulfuric acid cooling tower |
| CN108087850A (en) * | 2018-01-12 | 2018-05-29 | 重庆岩昱节能科技有限公司 | A kind of pyrolysis furnace residual neat recovering system |
| CN108519012A (en) * | 2018-04-04 | 2018-09-11 | 佛山市春暖花开科技有限公司 | A kind of industrial smoke waste-heat recovery device |
| CN114322583A (en) * | 2021-12-29 | 2022-04-12 | 中南大学 | Waste heat recovery system for outer wall of fluidized bed roaster |
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