CN205155575U - Steam long distance transportation and clean burning waste heat recovery system - Google Patents
Steam long distance transportation and clean burning waste heat recovery system Download PDFInfo
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- CN205155575U CN205155575U CN201520915562.9U CN201520915562U CN205155575U CN 205155575 U CN205155575 U CN 205155575U CN 201520915562 U CN201520915562 U CN 201520915562U CN 205155575 U CN205155575 U CN 205155575U
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Abstract
The utility model provides a steam long distance transportation and clean burning waste heat recovery system, it includes reheat plant (2), temperature monitoring means (3), steam supercharging device (4) and pressure monitoring device (5), reheat plant (2) install at traditional steam long distance pipeline terminally, the exit end that the pipeline between reheat plant (2) and steam supercharging device (4) went up and be close to reheat plant (2) is installed in temperature monitoring means (3), the exit end near steam supercharging device (4) is installed on the pipeline between steam supercharging device (4) and super remote subscriber (6) in pressure monitoring device (5). Adopt the super long distance transportation of steam thermal technology again, steam carries the radius can reach more than 40 kilometers to can provide the steam of multiple parameter according to the end user demand.
Description
Technical field
The utility model relates to a kind of Thermal Power Engineering technology, especially a long extra long distance (40 kms and more than) steam Transportation technology, specifically a kind of steam long distance delivery and clean burning residual neat recovering system.
Background technique
At present, central heat supply technology is one of power-saving technology of state key popularization, has the advantages such as efficiency of energy utilization is high, environmentally friendly.Along with the continuous progress of central heat supply technology, especially in steam heating system, heat range of heat is increasing.Under prior art conditions, steam maximum delivery radius can reach 20-40 kilometer.For meeting user's request in this conveying radius, increase insulation layer thickness and (or) the method improved for vapor (steam) temperature pressure is usually adopted to realize.But there are the following problems for this way: (1) considerably increases the cost of investment of steam pipe line, higher requirement is proposed to the Security of steam supply equipment; (2) steam is after long distance delivery, carries a large amount of condensed water, once steam trap connection breaks down, is easy to cause water hammer, runs bring serious potential safety hazard to steam line; (3) farther distance cannot be delivered to, and end steam parameter is single, the demand of multiple user cannot be met.
Model utility content
The purpose of this utility model is that the cost existed for current remote (being not less than 40 kms) steam supply is large, quality of steam is poor, cannot the problem of more long-distance sand transport, design a kind of steam long distance delivery and clean burning residual neat recovering system.
The technical solution of the utility model is:
A kind of steam long distance delivery and clean burning residual neat recovering system, it comprises reheat plant 2, device for monitoring temperature 3, steam boosting device 4 and pressure monitoring device 5, described reheat plant 2 is arranged on conventional vapor End Sections of Long Pipeline, device for monitoring temperature 3 is arranged on the outlet end also near reheat plant 2 on the conveyance conduit between reheat plant 2 and steam boosting device 4, and pressure monitoring device 5 is arranged on the outlet end also near steam boosting device 4 on the conveyance conduit between steam boosting device 4 and overlength distance user 6; Described conventional vapor long distance pipeline and conveyance conduit adopt multi-layer heat preserving structure, and described multi-layer heat preserving structure comprises 3 layers of thermal insulation layer, 2 layers of reflecting layer, 1 layer of water-proof heat-insulation layer and 1 layer of external protection.Described 3 layers of thermal insulation layer are from inside to outside followed successively by the 1st layer of thermal insulation layer, the 2nd layer of thermal insulation layer and the 3rd layer of thermal insulation layer; Described 2 layers of reflecting layer are from inside to outside followed successively by the 1st layer of reflecting layer and the 2nd layer of reflecting layer; Described 1st layer of thermal insulation layer is wrapped in steam line outside, fissure of displacement overlap joint between adjacent insulating layer; Described 1st layer of reflecting layer is wrapped in the 1st layer of thermal insulation layer outside; Described reflecting layer parcel alternate with thermal insulation layer; Described 1 layer of water-proof heat-insulation layer is wrapped in the 3rd layer of thermal insulation layer outside; Described 1 layer of external protection is wrapped in 1 layer of water-proof heat-insulation layer outside.
Described reheat plant is electric heating, one of the heating of high-frequency electromagnetic coil or fuel combustion heating; The reheat plant of described fuel combustion heating is provided with waste heat recovering device.
Described steam boosting device vapour booster pump.
1st ~ 2 layers of thermal insulation layer in 3 layers of described thermal insulation layer are the hydrophobic type alumina silicate needle punched blanket of thick about 40mm; Described 3rd layer of thermal insulation layer is the high temperature glass wool felt of thick about 60mm; Described 2 layers of reflecting layer are reflective aluminum, and described reflective aluminum thickness is 10 ~ 20 μm, and reflectivity is greater than 0.95; Described water-proof heat-insulation layer is bubble aluminium, and described bubble aluminium upper and lower surface is reflective aluminum, and intermediate course is double layer cell bubble thermal-protective coating, and described bubble aluminium thickness is 4 ~ 8mm; Described protective layer is the color steel of thick 0.5 ~ 1mm.
The beneficial effects of the utility model:
The utility model structure is simple, safe and reliable to operation.Rapid heating and the pressurization of conventional vapor being grown to defeated pipe network end steam is realized by reheat plant and steam boosting device; The monitor and forecast to reheat steam temperature and pressure is realized by device for monitoring temperature and pressure monitoring device.Adopt steam extra long distance described in the utility model to carry thermal technology again, steam Transportation radius can reach more than 40 kilometers, and can provide the steam of many kinds of parameters according to end-user demands.
Accompanying drawing explanation
Fig. 1 is system architecture schematic diagram of the present utility model;
Fig. 2 is high-efficiency insulated structural representation described in the utility model;
Fig. 3 is the system architecture schematic diagram of the utility model embodiment 1;
Fig. 4 is the system architecture schematic diagram of the utility model embodiment 2;
Fig. 5 is the system architecture schematic diagram of the utility model embodiment 3.
In figure: 1, legacy user; 2, reheat plant; 3, device for monitoring temperature; 4, steam boosting device; 5, pressure monitoring device; 6, overlength distance user; 7, steam line; 8, the 1st layer of thermal insulation layer; 9, the 2nd layer of thermal insulation layer; 10, the 3rd layer of thermal insulation layer; 11, water-proof heat-insulation layer; 12, protective layer; 13a, the 1st layer of reflecting layer; 13b, the 2nd layer of reflecting layer; 14, Electric heating appliance; 15, vapour booster pump; 16, high-frequency electromagnetic coil heating equipment; 17, fuel-burning heating device; 18, fuel; 19, flue gas waste heat utilization device.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment one.
As shown in Figure 1, 2.
A kind of efficient energy-saving steam extra long distance delivery method, it comprises the following steps:
First, a reheat plant is increased at the end of the long defeated pipe network of conventional vapor, the steam of this reheat plant to pipe first and last end is utilized to heat, and the temperature of the rear steam of monitoring heating, after the vapor (steam) temperature after heating reaches conveying requirement, send into again in steam boosting device and carry out supercharging and utilize pressure monitoring device to monitor outlet pressure, outlet pressure opens gas valve by the steam Transportation after reheating pressurization again to this terminal temperature difference or next reheat plant after reaching discharge pressure, or the user be transported between this terminal temperature difference and next reheat plant uses, by that analogy until the user of least significant end, the user of least significant end is made to obtain the steam meeting usage requirement, as shown in Figure 1.
Secondly, enter to adopt multi-layer heat preserving structure to conveying management, as shown in Figure 2, described multi-layer heat preserving structure comprises 3 layers of thermal insulation layer, 2 layers of reflecting layer, 1 layer of water-proof heat-insulation layer and 1 layer of external protection.Described 3 layers of thermal insulation layer are from inside to outside followed successively by the 1st layer of thermal insulation layer, the 2nd layer of thermal insulation layer and the 3rd layer of thermal insulation layer; Described 2 layers of reflecting layer are from inside to outside followed successively by the 1st layer of reflecting layer and the 2nd layer of reflecting layer; Described 1st layer of thermal insulation layer is wrapped in steam line outside, fissure of displacement overlap joint between adjacent insulating layer; Described 1st layer of reflecting layer is wrapped in the 1st layer of thermal insulation layer outside; Described reflecting layer parcel alternate with thermal insulation layer; Described 1 layer of water-proof heat-insulation layer is wrapped in the 3rd layer of thermal insulation layer outside; Described 1 layer of external protection is wrapped in 1 layer of water-proof heat-insulation layer outside.1st ~ 2 layers of thermal insulation layer in 3 layers of described thermal insulation layer are the hydrophobic type alumina silicate needle punched blanket of thick 40mm; Described 3rd layer of thermal insulation layer is the high temperature glass wool felt of thick 60mm; Described 2 layers of reflecting layer are reflective aluminum, and described reflective aluminum thickness is 10 ~ 20 μm, and reflectivity is greater than 0.95; Described water-proof heat-insulation layer is bubble aluminium, and described bubble aluminium upper and lower surface is reflective aluminum, and intermediate course is double layer cell bubble thermal-protective coating, and described bubble aluminium thickness is 4 ~ 8mm; Described protective layer is the color steel of thick 0.5 ~ 1mm.In order to improve heat insulation effect during concrete enforcement, central reflector layer can adopt metal nano material manufacture, and can carry out within the scope of full duct length or segmented low tension heating carry out adiabatic heat-insulation, heat is lost hardly.
As shown in Figure 1, described reheat plant 2 is arranged at the long defeated pipe network end of conventional vapor, can realize the reheating to steam.
Further, described reheat plant 2 can, according to local energy resources condition, take Economy as principle, selects the modes such as electric heating, the heating of high-frequency electromagnetic coil or fuel combustion heating.
Described device for monitoring temperature 3 is arranged at reheat plant 2 outlet port, and for monitoring reheat steam temperature, feedback signal steam regulation reheat machine 2 heating power are to provide the steam meeting user's temperature requirement.
Described steam boosting device 4, as option means, after being arranged at device for monitoring temperature 3, can realizing the steam after to reheating and pressurize.
As preferably, described steam boosting device 4 is vapour booster pump.
Described pressure monitoring device 5 is arranged at steam boosting device 4 outlet port, and for monitoring reheated steam pressure, feedback signal steam regulation supercharging device 4 impressed power are to provide the steam meeting user's pressure requirements.
The long defeated pipe network end of described conventional vapor, reheat plant 2, steam boosting device 4 are connected by steam line with overlength distance user 6.Described device for monitoring temperature 3 and pressure monitoring device 5 are arranged on described steam line.
Further, described steam line outer installment high-efficiency insulated structure as shown in Figure 2.
Further, described high-efficiency insulated structure comprises 3 layers of thermal insulation layer, 2 layers of reflecting layer, 1 layer of water-proof heat-insulation layer and 1 layer of protective layer.Described 3 layers of thermal insulation layer are from inside to outside followed successively by the 1st layer of thermal insulation layer 8, the 2nd layer of thermal insulation layer 9 and the 3rd layer of thermal insulation layer 10; Described 2 layers of reflecting layer are from inside to outside followed successively by the 1st layer of reflecting layer 13a and the 2nd layer reflecting layer 13b; It is outside that described 1st layer of thermal insulation layer 8 is wrapped in steam line 7, fissure of displacement overlap joint between adjacent insulating layer; It is outside that described 1st layer of reflecting layer 13a is wrapped in the 1st layer of thermal insulation layer 8; Described reflecting layer parcel alternate with thermal insulation layer; It is outside that described 1 layer of water-proof heat-insulation layer 11 is wrapped in the 3rd layer of thermal insulation layer 10; It is outside that described 1 layer of protective layer 12 is wrapped in 1 layer of water-proof heat-insulation layer 11.
Further, described 1st layer of thermal insulation layer 8 and the 2nd layer of thermal insulation layer 9 are the hydrophobic type alumina silicate needle punched blanket of thick 40mm; Described 3rd layer of thermal insulation layer 10 is the high temperature glass wool felt of thick 60mm.
Further, described 1st layer of reflecting layer 13a and a 2nd layer reflecting layer 13b is reflective aluminum.
As preferably, described reflective aluminum thickness is 10 ~ 20 μm, and reflectivity is greater than 0.95.
Further, described water-proof heat-insulation layer 11 is bubble aluminium.Described bubble aluminium upper and lower surface is reflective aluminum, and intermediate course is double layer cell bubble thermal-protective coating.
As preferably, described bubble aluminium thickness is 4 ~ 8mm.
Further, described protective layer 12 is the color steel of thick 0.5 ~ 1mm.
Embodiment 2.
As shown in Figure 2,3
Steam long distance delivery as shown in Figure 3 and a clean burning residual neat recovering system, it comprises Electric heating appliance 14, device for monitoring temperature 3, vapour booster pump 15 and pressure monitoring device 5.
Described Electric heating appliance 14 is arranged at the long defeated pipe network end of conventional vapor, can realize the reheating to steam.
Described device for monitoring temperature 3 is arranged at Electric heating appliance 14 outlet port, and for monitoring reheat steam temperature, feedback signal also regulates Electric heating appliance 14 heating power to provide the steam meeting user's temperature requirement.
After described vapour booster pump 15 is arranged at device for monitoring temperature 3, the steam after to reheating can be realized and pressurize.
Described pressure monitoring device 5 is arranged at vapour booster pump 15 outlet port, and for monitoring reheated steam pressure, feedback signal steam regulation suction booster 15 impressed power are to provide the steam meeting user's pressure requirements.
The long defeated pipe network end of described conventional vapor, Electric heating appliance 14, vapour booster pump 15 are connected by steam line with overlength distance user 6.Described device for monitoring temperature 3 and pressure monitoring device 5 are arranged on described steam line.
Further, described steam line outer installment high-efficiency insulated structure as shown in Figure 2, it comprises 3 layers of thermal insulation layer, 2 layers of reflecting layer, 1 layer of water-proof heat-insulation layer and 1 layer of external protection.Described 3 layers of thermal insulation layer are from inside to outside followed successively by the 1st layer of thermal insulation layer, the 2nd layer of thermal insulation layer and the 3rd layer of thermal insulation layer; Described 2 layers of reflecting layer are from inside to outside followed successively by the 1st layer of reflecting layer and the 2nd layer of reflecting layer; Described 1st layer of thermal insulation layer is wrapped in steam line outside, fissure of displacement overlap joint between adjacent insulating layer; Described 1st layer of reflecting layer is wrapped in the 1st layer of thermal insulation layer outside; Described reflecting layer parcel alternate with thermal insulation layer; Described 1 layer of water-proof heat-insulation layer is wrapped in the 3rd layer of thermal insulation layer outside; Described 1 layer of external protection is wrapped in 1 layer of water-proof heat-insulation layer outside.1st ~ 2 layers of thermal insulation layer in 3 layers of described thermal insulation layer are the hydrophobic type alumina silicate needle punched blanket of thick 40mm; Described 3rd layer of thermal insulation layer is the high temperature glass wool felt of thick 60mm; Described 2 layers of reflecting layer are reflective aluminum, and described reflective aluminum thickness is 10 ~ 20 μm, and reflectivity is greater than 0.95; Described water-proof heat-insulation layer is bubble aluminium, and described bubble aluminium upper and lower surface is reflective aluminum, and intermediate course is double layer cell bubble thermal-protective coating, and described bubble aluminium thickness is 4 ~ 8mm; Described protective layer is the color steel of thick 0.5 ~ 1mm.In order to improve heat insulation effect during concrete enforcement, central reflector layer can adopt metal nano material manufacture, and can carry out within the scope of full duct length or segmented low tension heating carry out adiabatic heat-insulation, heat is lost hardly.
The working procedure of the present embodiment is: first the long defeated pipe network end steam of conventional vapor enter Electric heating appliance 14 and heat, monitor reheat steam temperature by device for monitoring temperature 3, feedback signal also regulates electrical heating power to make outlet steam temperature reach conveying requirement; Enter vapour booster pump 15 pairs of reheated steams subsequently to pressurize, and monitor reheated steam pressure by pressure monitoring device 5, feedback signal steam regulation suction booster 15 power make outlet vapor pressure meet conveying requirement, finally the reheated steam reaching temperature and pressure requirement are delivered to overlength distance user 6.
Embodiment 3.
As shown in Figure 2,4.
Steam long distance delivery as shown in Figure 4 and a clean burning residual neat recovering system, comprise high-frequency electromagnetic coil heating equipment 16, device for monitoring temperature 3, vapour booster pump 15 and pressure monitoring device 5.
Described high-frequency electromagnetic coil heating equipment 16 is arranged at the long defeated pipe network end of conventional vapor, can realize the reheating to steam.
Described device for monitoring temperature 3 is arranged at high-frequency electromagnetic coil heating equipment 16 outlet port, and for monitoring reheat steam temperature, feedback signal also regulates high-frequency electromagnetic coil heating equipment 16 power to provide the steam meeting user's temperature requirement.
After described vapour booster pump 15 is arranged at device for monitoring temperature 3, the steam after to reheating can be realized and pressurize.
Described pressure monitoring device 5 is arranged at vapour booster pump 15 outlet port, and for monitoring reheated steam pressure, feedback signal steam regulation suction booster 15 impressed power are to provide the steam meeting user's pressure requirements.
The long defeated pipe network end of described conventional vapor, high-frequency electromagnetic coil heating equipment 16, vapour booster pump 15 are connected by steam line with overlength distance user 6.Described device for monitoring temperature 3 and pressure monitoring device 5 are arranged on described steam line.
Further, described steam line outer installment high-efficiency insulated structure as shown in Figure 2, see embodiment two.
The working procedure of the present embodiment is: first the long defeated pipe network end steam of conventional vapor enter high-frequency electromagnetic coil heating equipment 16 and heat, monitor reheat steam temperature by device for monitoring temperature 3, feedback signal also regulates high-frequency electromagnetic coil heating power to make outlet steam temperature reach conveying requirement; Enter vapour booster pump 15 pairs of reheated steams subsequently to pressurize, and monitor reheated steam pressure by pressure monitoring device 5, feedback signal steam regulation suction booster 15 power make outlet vapor pressure meet conveying requirement, finally the reheated steam reaching temperature and pressure requirement are delivered to overlength distance user 6.
Embodiment 4.
As shown in Fig. 2,5.
Steam long distance delivery as shown in Figure 5 and a clean burning residual neat recovering system, it comprises fuel-burning heating device 17, device for monitoring temperature 3, vapour booster pump 15 and pressure monitoring device 5.
Described fuel-burning heating device 17 is arranged at the long defeated pipe network end of conventional vapor, can realize the reheating to steam.
Further, for meeting environment protection emission requirement, the flue gas that fuel 18 discharges after fuel-burning heating device 17 combustion must discharge after flue gas waste heat utilization device 19.
Described device for monitoring temperature 3 is arranged at fuel-burning heating device 17 outlet port, and for monitoring reheat steam temperature, feedback signal fuel metering burning heater 2 heating power are to provide the steam meeting user's temperature requirement.
After described vapour booster pump 15 is arranged at device for monitoring temperature 3, the steam after to reheating can be realized and pressurize.
Described pressure monitoring device 5 is arranged at vapour booster pump 15 outlet port, and for monitoring reheated steam pressure, feedback signal steam regulation suction booster 15 impressed power are to provide the steam meeting user's pressure requirements.
The long defeated pipe network end of described conventional vapor, fuel-burning heating device 17, vapour booster pump 15 are connected by steam line with overlength distance user 6.Described device for monitoring temperature 3 and pressure monitoring device 5 are arranged on described steam line.
Further, described steam line outer installment high-efficiency insulated structure as shown in Figure 2, detailed in Example two.
The working procedure of the present embodiment is: first the long defeated pipe network end steam of conventional vapor enter fuel-burning heating device 17 and heat, monitor reheat steam temperature by device for monitoring temperature 3, feedback signal also regulates electrical heating power to make outlet steam temperature reach conveying requirement; Enter vapour booster pump 15 pairs of reheated steams subsequently to pressurize, and monitor reheated steam pressure by pressure monitoring device 5, feedback signal steam regulation suction booster 15 power make outlet vapor pressure meet conveying requirement, finally the reheated steam reaching temperature and pressure requirement are delivered to overlength distance user 6.
Above content description basic principle of the present utility model, major character and advantage thereof.Industry technician should understand, the utility model is not restricted to the described embodiments, under all prerequisites not departing from the utility model spirit and scope, the utility model also has various modifications and variations, and these improve and change all falls in scope of the present utility model.
The utility model does not relate to the part prior art that maybe can adopt all same as the prior art and is realized.
Claims (5)
1. a steam long distance delivery and clean burning residual neat recovering system, it comprises reheat plant (2), device for monitoring temperature (3), steam boosting device (4) and pressure monitoring device (5), described reheat plant (2) is arranged on conventional vapor End Sections of Long Pipeline, device for monitoring temperature (3) is arranged on the outlet end also near reheat plant (2) on the conveyance conduit between reheat plant (2) and steam boosting device (4), pressure monitoring device (5) is arranged on the outlet end also near steam boosting device (4) on the conveyance conduit between steam boosting device (4) and overlength distance user (6), described conventional vapor long distance pipeline and conveyance conduit adopt multi-layer heat preserving structure, and described multi-layer heat preserving structure comprises 3 layers of thermal insulation layer, 2 layers of reflecting layer, 1 layer of water-proof heat-insulation layer and 1 layer of external protection, described 3 layers of thermal insulation layer are from inside to outside followed successively by the 1st layer of thermal insulation layer, the 2nd layer of thermal insulation layer and the 3rd layer of thermal insulation layer, described 2 layers of reflecting layer are from inside to outside followed successively by the 1st layer of reflecting layer and the 2nd layer of reflecting layer, described 1st layer of thermal insulation layer is wrapped in steam line outside, fissure of displacement overlap joint between adjacent insulating layer, described 1st layer of reflecting layer is wrapped in the 1st layer of thermal insulation layer outside, described reflecting layer parcel alternate with thermal insulation layer, described 1 layer of water-proof heat-insulation layer is wrapped in the 3rd layer of thermal insulation layer outside, described 1 layer of external protection is wrapped in 1 layer of water-proof heat-insulation layer outside.
2. system according to claim 1, is characterized in that described reheat plant is electric heating, one of the heating of high-frequency electromagnetic coil or fuel combustion heating.
3. system according to claim 2, is characterized in that the reheat plant of described fuel combustion heating is provided with waste heat recovering device.
4. system according to claim 1, is characterized in that described steam boosting device vapour booster pump.
5. system according to claim 1, is characterized in that 1st ~ 2 layers of thermal insulation layer in 3 layers of described thermal insulation layer are the hydrophobic type alumina silicate needle punched blanket of thick about 40mm; Described 3rd layer of thermal insulation layer is the high temperature glass wool felt of thick about 60mm; Described 2 layers of reflecting layer are reflective aluminum, and described reflective aluminum thickness is 10 ~ 20 μm, and reflectivity is greater than 0.95; Described water-proof heat-insulation layer is bubble aluminium, and described bubble aluminium upper and lower surface is reflective aluminum, and intermediate course is double layer cell bubble thermal-protective coating, and described bubble aluminium thickness is 4 ~ 8mm; Described protective layer is the color steel of thick 0.5 ~ 1mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520915562.9U CN205155575U (en) | 2015-11-16 | 2015-11-16 | Steam long distance transportation and clean burning waste heat recovery system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520915562.9U CN205155575U (en) | 2015-11-16 | 2015-11-16 | Steam long distance transportation and clean burning waste heat recovery system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465605A (en) * | 2015-11-16 | 2016-04-06 | 江苏中圣高科技产业有限公司 | Efficient and energy-saving extra-long-distance conveyance method and system for steam |
| CN108870503A (en) * | 2018-07-16 | 2018-11-23 | 中国能源建设集团山西省电力勘测设计院有限公司 | To the intermittent waste heat comprehensive utilization system with vapour user steam supply industrial over long distances |
-
2015
- 2015-11-16 CN CN201520915562.9U patent/CN205155575U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465605A (en) * | 2015-11-16 | 2016-04-06 | 江苏中圣高科技产业有限公司 | Efficient and energy-saving extra-long-distance conveyance method and system for steam |
| CN105465605B (en) * | 2015-11-16 | 2018-06-08 | 江苏中圣高科技产业有限公司 | A kind of efficient energy-saving steam extra long distance carrying method and system |
| CN108870503A (en) * | 2018-07-16 | 2018-11-23 | 中国能源建设集团山西省电力勘测设计院有限公司 | To the intermittent waste heat comprehensive utilization system with vapour user steam supply industrial over long distances |
| CN108870503B (en) * | 2018-07-16 | 2023-12-22 | 中国能源建设集团山西省电力勘测设计院有限公司 | Waste heat comprehensive utilization system for long-distance industrial steam supply of intermittent steam utilization users |
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