Heat pipe type solid phase powder heat exchanging system
Technical field
The present invention relates to the heat-exchanger rig system, especially the heat-exchange system that a kind of employing hot pipe technique utilizes the two-phase mixture of waste heat convection cell (fluid or liquid) and solid phase powder to heat or the waste heat of the two-phase mixture of convection cell (fluid or liquid) and solid phase powder effectively utilizes, specifically a kind of heat pipe type solid phase powder heat exchanging system.
Background technology
At present, the two-phase mixture of fluid (fluid or liquid) and solid phase powder is heated the method that adopted normally, the two-phase mixture of fluid (fluid or liquid) and solid phase powder is flowed in pipe, one sleeve pipe is arranged outside the pipe, feed the steam of high temperature, high pressure in the chuck gap, the two-phase mixture that adds hot fluid (fluid or liquid) and solid phase powder by the steam condensation and the liberated heat of lowering the temperature, but steam constantly is discharged and does not reclaim after being condensed into water and cooling, has consumed a large amount of high-grade high temperature, high steam and causes energy waste.
Summary of the invention
The objective of the invention is at the serious problem of energy waste in heating of the two-phase mixture of existing convection cell (fluid or liquid) and solid phase powder or cooling procedure, invent a kind of based on two-phase mixture heat pipe principle, that can utilize waste heat convection cell (fluid or liquid) and solid phase powder heat or effectively draw fluid (fluid or liquid) thus and the heat pipe type solid phase powder heat exchanging system of realizing energy-conservation purpose of the two-phase mixture heat of solid phase powder.
One of technical scheme of the present invention is:
A kind of heat pipe type solid phase powder heat exchanging system, it is characterized in that it is by forming as the conveying heat-exchanger rig 10 of the two-phase mixture of the fluid (fluid or liquid) of separate heat pipe one end and solid phase powder with as the heat-exchanger rig 11 of the separate heat pipe other end, the ratio that described solid phase powder mass percent accounts for whole two-phase mixture is not less than 90%, and the conveying heat-exchanger rig 10 of the two-phase mixture of fluid and solid phase powder links to each other with decline pipeline 6 by heat-pipe working medium riser culverts 1 with heat-exchanger rig 11 as the separate heat pipe other end; The conveying heat-exchanger rig 10 main chuck outer tubes 3 of managing 5 by in carrying, being wrapped on the interior pipe 5 of conveying of the two-phase mixture of described fluid and solid phase powder are formed, the two ends of pipe 5 are all stretched out outside the chuck outer tube 3 and are connected with flange 2 in carrying, flange 2 also can be as the multistage usefulness that is connected in series, form one between the pipe 5 at chuck outer tube 3 with in carrying and not only can be used as the condensation of heat-pipe working medium steam but also can be used as the space 4 that heat-pipe working medium liquid evaporates, an end of riser culverts 1 and an end of decline pipeline 6 all communicate with this space 4; The heat-exchanger rig 11 of the described heat pipe other end is mainly by housing 8, heat pipe bundle 7 is formed, an end of each heat-transfer pipe all communicates with second line of a couplet pipe 12 in the heat pipe bundle 7, second line of a couplet pipe 12 communicates with the other end of decline pipeline 6, the other end of each heat-transfer pipe all communicates with first line of a couplet pipe 13 in the heat pipe bundle 7, first line of a couplet pipe 13 links to each other with the other end of riser culverts 1, in housing 8, form high-temperature hot fluid passage 9 between the outer surface of heat pipe bundle 7 with respect to the two-phase mixture of the fluid of low temperature and solid phase powder, or with respect to the passage 9 of the low temperature cold fluid of the two-phase mixture of the fluid of high temperature and solid phase powder.
Be equipped with side by side in the more than one conveying on described flange 2 and manage 5, all be set with corresponding chuck outer tube 3 on the pipe 5 in each is carried, the space 4 in each chuck outer tube 3 and the conveying between the pipe 5 all links to each other with an end of riser culverts 1 and decline pipeline 6.
Purpose of the present invention also can be realized by the following technical programs:
A kind of heat pipe type solid phase powder heat exchanging system, it is characterized in that it is at least by identical cold as separate heat pipe respectively of two structures, the conveying heat-exchanger rig 10 of the fluid in hot junction and the two-phase mixture of solid phase powder is formed, they link to each other with decline pipeline 6 by heat-pipe working medium riser culverts 1 each other, the conveying heat-exchanger rig 10 of the two-phase mixture of described fluid and solid phase powder is mainly by pipe 5 in carrying, be wrapped in 3 compositions of the chuck outer tube on the pipe 5 in carrying, the two ends of pipe 5 are all stretched out outside the chuck outer tube 3 and are connected with flange 2 in carrying, flange 2 can be as the multistage usefulness that is connected in series, form one between the pipe 5 at chuck outer tube 3 with in carrying and not only can be used as the condensation of heat-pipe working medium steam but also can be used as the space 4 that heat-pipe working medium liquid evaporates, one end of riser culverts 1 and an end of decline pipeline 6 all communicate with this space 4, and the ratio that described solid phase powder mass percent accounts for whole two-phase mixture is not less than 90%.
Be equipped with side by side in the more than one conveying on described flange 2 equally and manage 5, all be set with corresponding chuck outer tube 3 on the pipe 5 in each is carried, the space 4 in each external jacket outer tube 3 and the conveying between the pipe 5 all links to each other with an end of riser culverts 1 and decline pipeline 6.
The present invention has the following advantages:
1, heat-exchange system of the present invention utilizes the waste heat heats cold fluid of waste heat fluid.One of cold and hot fluid or both all are two-phase mixtures of fluid phase (fluid or liquid) and solid phase powder, the composition of the two-phase mixture of fluid phase (fluid or liquid) and solid phase powder can be: solid phase weight accounts for more than 90%, and fluid phase weight accounts for below 10%.Fluid has certain pressure mutually, and as the delivery vehicles of solid phase, the two-phase mixture of fluid and solid phase powder flows together.
2, the separate heat pipe heat transfer element has been adopted in invention first.
3, with solid phase powder weight account for more than 90% with fluid mutually weight account for two-phase mixture below 10% as the heat transferring medium of adopting heat pipes for heat transfer element, at home, be not reported outward, do not belong to first.
4, since the two-phase mixture of fluid and solid phase powder flow and diabatic process in to the wearing and tearing of heat-transfer area, can cause that wall is impaired, improved the frequency that this side is changed in the use, and the opposite side of the two-phase mixture of nonfluid and solid phase powder does not exist this problem to use on long period ground, with the heat transfer element of separate heat pipe as such heat exchange occasion, hot and cold both sides separately are not in the device of the same space, can address this problem.
5, the tube bank outer surface of the two-phase mixture side of nonfluid and solid phase powder can carry out the expansion of heat-transfer area with augmentation of heat transfer by the means that increase fin; The outer surface of pipe also can be by increasing fin with enhanced water evaporation or condensation process in the chuck of the two-phase mixture side of fluid and solid phase powder.
6, the evaporation that one of use of the present invention can be by utilizing the working media in the heat pipe and the continuous circulation of condensation absorb the waste heat of waste heat fluid, and the two-phase mixture heating with fluid and solid phase powder does not need to consume high-grade high temperature and high pressure steam; Two of use of the present invention can be by utilizing the working media in the heat pipe evaporation and the continuous circulation of condensation, the waste heat of the two-phase mixture of absorption fluids and solid phase powder heats cold fluid; Three of use of the present invention can be by utilizing the working media in the heat pipe evaporation and the continuous circulation of condensation, the waste heat of the fluid of absorption high temperature and the two-phase mixture of solid phase powder, the fluid of another kind of low temperature and the two-phase mixture of solid phase powder are heated, so energy-saving effect is fairly obvious.
Description of drawings
Fig. 1 is the structural representation of the heat-exchange system of the two-phase mixture that utilizes waste heat fluid convection cell and solid phase powder of the present invention when heating.
Fig. 2 is the heat-exchange system structural representation of the waste heat heats cold fluid of the two-phase mixture that utilizes fluid and solid phase powder of the present invention.
Fig. 3 is the heat-exchange system structural representation that the waste heat of the two-phase mixture of fluid that utilizes high temperature of the present invention and solid phase powder heats the two-phase mixture of the fluid of low temperature and solid phase powder.
Among the figure: 14 is the waste heat fluid flow direction, and 15 is gas, solid phase powder inlet, and 16 are the mobile direction of cold fluid.
The specific embodiment
The present invention is further illustrated for following structure drawings and Examples.
Embodiment one.
As shown in Figure 1.
A kind of heat pipe type solid phase powder heat exchanging system, it is by forming as the conveying heat-exchanger rig 10 of the two-phase mixture of the fluid of separate heat pipe condensation end and solid phase powder and the evaporator section heat-exchanger rig 11 of separate heat pipe evaporation ends, and the conveying heat-exchanger rig 10 of the two-phase mixture of fluid and solid phase powder links to each other with decline pipeline 6 by heat-pipe working medium riser culverts 1 with heat pipe evaporator section heat-exchanger rig 11; The conveying heat-exchanger rig 10 of the two-phase mixture of described fluid and solid phase powder is main by managing 5 in the condensation segment conveying, being wrapped in and carrying interior condensation segment chuck outer tube 3 of managing on 5 to form, all stretch out outside the chuck outer tube 3 at the two ends of pipe 5 in carrying, the end has the flange 2 can be as the multistage usefulness that is connected in series, manage 5 formation, one space 4 as the condensation of heat-pipe working medium steam at chuck outer tube 3 with in carrying, an end of riser culverts 1 and an end of decline pipeline 6 all communicate with this space 4; Described heat pipe hot junction heat-exchanger rig 11 mainly is made up of evaporator section housing 8, evaporator section heat pipe bundle 7, one end of each heat-transfer pipe in the heat pipe bundle 7 all communicates with second line of a couplet pipe 12, second line of a couplet pipe 12 communicates with the other end of decline pipeline 6, the other end of each heat-transfer pipe all communicates with first line of a couplet pipe 13 in the heat pipe bundle 7, first line of a couplet pipe 13 links to each other with the other end of riser culverts 1, is formed with a waste heat fluid passage 9 in housing 8, between heat pipe bundle 7 outer surfaces.
During concrete enforcement, by described flange 2 a plurality of (more than one) condensation segment can be installed side by side and carry interior pipe 5, all be set with corresponding condensation segment chuck outer tube 3 on the pipe 5 in each is carried, the heat-pipe working medium steam condensation space 4 in each external jacket outer tube 3 and the conveying between the pipe 5 all links to each other with an end of riser culverts 1 and decline pipeline 6.
When the two-phase mixture temperature of fluid and solid phase powder was hanged down, waste heat fluid was through the tube outer surface of evaporator section heat pipe bundle 7, and waste heat fluid is emitted heat, and the working media liquid in the heat pipe evaporates in the inside of heat pipe bundle 7 after absorbing this heat.Heat pipe condenser section is a jacket type structure, the two-phase mixture of fluid and solid phase powder flow through condensation segment carry in the pipe of pipe 5, evaporator section is positioned under the condensation segment, working substance steam in the heat pipe bundle 7, be condensed into saturated liquid and emit heat after flowing in the heat-pipe working medium steam condensation space 4 by riser culverts 1, flow back to heat absorption evaporation once more in the pipe of evaporator section heat pipe bundle 7 by decline pipeline 6, heat has finally been passed to cold fluid and the two-phase mixture of solid phase powder (Fig. 1) from waste heat fluid.Along the flow direction of waste heat fluid, can there be a plurality of heat pipe bundle 7 series connection to be positioned at evaporator section housing 8.Flow direction along the two-phase mixture of fluid and solid phase powder can have a plurality of condensation segments to be in series by flange 2.Each heat pipe bundle 7 jacket pipe with condensation end respectively is corresponding.
Embodiment two.
As shown in Figure 2.
A kind of heat pipe type solid phase powder heat exchanging system, it is by forming as the conveying heat-exchanger rig 10 of the two-phase mixture of the fluid of separate heat pipe evaporation ends and solid phase powder with as the condensation segment heat-exchanger rig 11 of separate heat pipe condensation end, and the conveying heat-exchanger rig 10 of the two-phase mixture of fluid and solid phase powder links to each other with decline pipeline 6 by heat-pipe working medium riser culverts 1 with heat pipe condenser section heat-exchanger rig 11; The conveying heat-exchanger rig 10 of the two-phase mixture of described fluid and solid phase powder is main by managing 5 in the evaporator section conveying, being wrapped in and carrying interior evaporator section chuck outer tube 3 of managing on 5 to form, all stretch out outside the chuck outer tube 3 at the two ends of pipe 5 in carrying, the end has the flange 2 can be as the multistage usefulness that is connected in series, form a space 4 as the evaporation of heat-pipe working medium liquid between the pipe 5 at chuck outer tube 3 with in carrying, an end of riser culverts 1 and an end of decline pipeline 6 all communicate with this space 4; Described heat pipe condenser section heat-exchanger rig 11 mainly is made up of condensation segment housing 8, condensation segment heat pipe bundle 7, one end of each heat-transfer pipe in the heat pipe bundle 7 all communicates with second line of a couplet pipe 12, second line of a couplet pipe 12 communicates with the other end of decline pipeline 6, the other end of each heat-transfer pipe all communicates with first line of a couplet pipe 13 in the heat pipe bundle 7, first line of a couplet pipe 13 links to each other with the other end of riser culverts 1, is formed with a cold fluid pass 9 in housing 8, between the outer surface of heat pipe bundle 7.
During concrete enforcement, pipe 5 in the conveying of a plurality of (more than one) evaporator section can be installed on described flange 2 side by side, all be set with corresponding evaporator section chuck outer tube 3 on the pipe 5 in each is carried, the heat-pipe working medium liquid evaporating space 4 in each external jacket outer tube 3 and the conveying between the pipe 5 all links to each other with an end of riser culverts 1 and decline pipeline 6.
When the two-phase mixture temperature of fluid and solid phase powder is higher, cold fluid flow is in the tube outer surface of condensation segment heat pipe bundle 7 enters cold fluid pass 9 in the condensation segment housing 8, heat pipe evaporator section is a jacket type structure, the two-phase mixture of fluid and solid phase powder flow through evaporator section carry in the pipe of pipe 5, the working media liquid of heat pipe absorbs heat in evaporating space 4 and flashes to saturated vapor, after in the pipe of riser culverts 1 inflow heat-exchanging tube bundle 7, be condensed into saturated liquid and emit heat, flow back to heat absorption evaporation once more in the evaporating space 4 by decline pipeline 6, heat has finally been passed to cold fluid (Fig. 2) from the two-phase mixture of fluid and solid phase powder.Along the flow direction of cold fluid, can there be a plurality of heat pipe bundle 7 series connection to be positioned at 8.Flow direction along the two-phase mixture of fluid and solid phase powder can have a plurality of evaporator section chuck outer tubes to be in series by flange 2.Each heat pipe bundle 7 jacket pipe with evaporation ends respectively is corresponding.
Embodiment three.
As shown in Figure 3.
A kind of heat pipe type solid phase powder heat exchanging system, it is by identical the forming as the conveying heat-exchanger rig 10 of the two-phase mixture of the fluid of the evaporation ends of separate heat pipe and condensation end and solid phase powder respectively of two (also can be two groups) structures, they link to each other with decline pipeline 6 by heat-pipe working medium riser culverts 1 each other, the conveying heat-exchanger rig 10 of the two-phase mixture of described fluid and solid phase powder is separately respectively mainly by pipe 5 in carrying, be wrapped in 3 compositions of the chuck outer tube on the pipe 5 in carrying, all stretch out outside the chuck outer tube 3 at the two ends of pipe 5 in carrying, the end has the flange 2 can be as the multistage usefulness that is connected in series, manage 5 formation one at chuck outer tube 3 with in carrying and not only can be used as the condensation of heat-pipe working medium steam but also can be used as the space 4 that heat-pipe working medium liquid evaporates, an end of riser culverts 1 and an end of decline pipeline 6 all communicate with this space 4.One (group) in two (or two groups) are carried in the pipe 5 carried interior empty for evaporator section, another (group) carries interior pipe for condensation segment, one (group) is evaporator section chuck outer tube in two (group) chuck outer tubes 3, another (group) is condensation segment chuck outer tube, correspondingly the space one (group) between pipe 5 and the chuck outer tube 3 is a heat-pipe working medium liquid evaporating space in carrying, and another (group) is heat-pipe working medium steam condensation space.
When cold, when thermal medium is the two-phase mixture of fluid and solid phase powder, the evaporator section and the condensation segment of heat pipe are jacket type structure, the working medium of heat pipe absorbs the fluid of higher temperature in evaporating space 4 and the two-phase mixture liberated heat of solid phase powder is vaporized into saturated vapor, be condensed into saturated liquid and emit heat after flowing in another heat-pipe working medium steam condensation space 4 by riser culverts 1 to the fluid of lower temperature and the two-phase mixture of solid phase powder, flow back to heat absorption evaporation once more in the heat-pipe working medium evaporating space 4 by decline pipeline 6 again, heat has finally been passed to the fluid of low temperature and the two-phase mixture of solid phase powder (Fig. 3) from the fluid of high temperature and the two-phase mixture of solid phase powder.Along hot and cold medium flow direction separately, can there be a plurality of condensation segment chuck outer tubes 3 to be in series respectively by flange 2, also can there be a plurality of evaporator section chuck outer tubes 3 to be in series simultaneously by flange 2.Evaporation ends is corresponding mutually with condensation end.
Part that the present invention does not relate to is all same as the prior art.