CN112923755A - Open type electrically-driven flue gas waste heat recovery and deep purification heat pump system - Google Patents
Open type electrically-driven flue gas waste heat recovery and deep purification heat pump system Download PDFInfo
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- CN112923755A CN112923755A CN202110163680.9A CN202110163680A CN112923755A CN 112923755 A CN112923755 A CN 112923755A CN 202110163680 A CN202110163680 A CN 202110163680A CN 112923755 A CN112923755 A CN 112923755A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C3/00—Other direct-contact heat-exchange apparatus
- F28C3/06—Other direct-contact heat-exchange apparatus the heat-exchange media being a liquid and a gas or vapour
- F28C3/08—Other direct-contact heat-exchange apparatus the heat-exchange media being a liquid and a gas or vapour with change of state, e.g. absorption, evaporation, condensation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
- F28F25/04—Distributing or accumulator troughs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
- F28F25/06—Spray nozzles or spray pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
- F28F25/08—Splashing boards or grids, e.g. for converting liquid sprays into liquid films; Elements or beds for increasing the area of the contact surface
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses an open type electrically-driven flue gas waste heat recovery and deep purification heat pump system, which comprises an absorption loop and a generation loop, wherein the absorption loop is connected with the generation loop; the absorption loop comprises a spraying device, a delivery pump and a primary heat exchanger; the generating loop comprises a spraying device, a solution heat exchanger, an electric heater, a solution generator and a solution purifying device. The open type electrically-driven flue gas waste heat recovery and deep purification heat pump system can recover flue gas waste heat under the condition of lacking steam or other heat sources, has low power consumption, maintains COP at a higher level, realizes removal of sulfur dioxide and dust in flue gas while recovering the waste heat, generates clean secondary steam condensate, does not need purification treatment, can be directly used as water supplement in a plant, and realizes compatibility of flue gas waste heat recovery and environmental protection.
Description
Technical Field
The invention relates to the field of energy conservation and the field of environmental protection, in particular to an open type electrically-driven heat pump system for recovering flue gas waste heat and deeply purifying the flue gas waste heat.
Background
In order to respond to the national energy-saving and emission-reducing policy, governments and enterprises respectively perform their own functions, actively research and develop and advance related scientific research achievements to be converted into productivity, and provide technical support for sustainable development roads. At present, the development of waste heat recycling technology and environmental protection measures is developed rapidly.
Most of the existing flue gas waste heat recovery devices adopt steam drive to take heat from a heat source, but a corresponding steam heat source is difficult to find in a plant only provided with a water heater, and partial technologies propose that hot water drive is adopted to remove water and regenerate hygroscopic solution, but the mode needs to correspondingly adjust a boiler, hot water with pressure of 120 ℃ can be generated, normal operation is influenced, and the pressure of the solution side needs to be controlled to a certain negative pressure under the condition of insufficient driving temperature difference, so that stability is difficult to maintain; in addition, the MVR vapor compression technology is adopted for driving, but the traditional MVR vapor compression technology needs external vapor for driving when being started, needs a small amount of vapor for supplement when being operated, and is not suitable for a plant area completely without vapor; in addition, the other part of the technology provides a mode of adopting an air source electric heat pump to recover the waste heat of the flue gas, but the mode requires the system to be closed and the power consumption is larger. And the mode can generate a large amount of flue gas condensate to enter a sewage disposal workshop, so that the environmental protection treatment cost is increased.
With the stricter emission standards of dust and particulate matters of industrial enterprises, the existing dust removal technologies such as electric dust removal, cloth bag dust removal, water film dust removal and the like are more and more difficult to meet the emission requirements of the industrial enterprises.
However, the conventional wet-type electric dust removal device has harsh inlet conditions, which need to be controlled to be 30-50 mg/below, and the saturation degree of the flue gas can also affect the treatment effect of the wet-type electric dust removal device. And because the transformation process of industrial enterprises is often limited by the existing site, the problem is solved unreasonably by newly arranging a wet-type electric dust removal device.
Disclosure of Invention
For solving the problem that the existing flue gas waste heat recovery device is difficult to give consideration to waste heat recovery and environmental protection when lacking driving steam, an open type electric drive flue gas waste heat recovery and deep purification heat pump system is provided.
An open type electrically-driven flue gas waste heat recovery and deep purification heat pump system is characterized by comprising an absorption loop and a generation loop; wherein the content of the first and second substances,
the absorption loop comprises a spraying device, the spraying device comprises a spraying liquid outlet positioned at the bottom and a spraying liquid inlet positioned at the top, and the spraying liquid outlet is connected with the spraying liquid inlet through a spraying pipeline; the absorption loop also comprises a delivery pump and a primary heat exchanger which are arranged on the spraying pipeline, a spraying head is arranged in the spraying device, and the spraying head is connected with the spraying liquid outlet;
the generating loop comprises the spraying device, a solution heat exchanger, an electric heater, a solution generator and a solution purifying device; the spraying device further comprises a solution generating outlet and a solution generating inlet which are located at the bottom, the solution generating outlet is connected with the solution heat exchanger, the solution generating inlet is connected with the solution purifying device, the electric heater is respectively connected with the solution heat exchanger and the solution generator, the solution generator is connected with the solution purifying device, and a condensed water outlet is formed in the solution generator.
Furthermore, the generating loop also comprises a vapor compressor arranged on the solution generator, and an inlet and an outlet of the vapor compressor are connected with the solution generator.
Furthermore, the spraying device is a spraying tower, the flue gas inlet is arranged at the bottom of the spraying tower, and the flue gas outlet is arranged at the top of the spraying tower; a flue gas distribution section, a packing section, a spraying section and a demisting section are sequentially distributed in the spray tower from bottom to top between the flue gas inlet and the flue gas outlet; the smoke distribution section is provided with a plurality of smoke distribution plates, and a plurality of upward smoke channels are formed among the smoke distribution plates; the packing section is filled with packing, the spray section is provided with a plurality of spray heads, the bottom of the spray tower is provided with a liquid storage section, and a spray solution outlet is arranged on the liquid storage section.
Further, spray set include the spray column and with the liquid reserve tank that the spray column is connected, the spray liquid import is located the upper portion of spray column, the upper portion of spray column still is equipped with the exhanst gas outlet, the below of spray column is equipped with the exhanst gas inlet, solution take place the export with solution takes place the import and locates on the liquid reserve tank.
Further, the spraying solution is a hygroscopic solution, the solvent of the spraying solution is liquid water, and the solute is a mixture of inorganic salt or one or more organic matters.
Further, the solutes include: one or more of sodium bromide, lithium chloride, calcium chloride, potassium oxalate, ethylene glycol, glycerol and triethylene glycol.
Further, the solution purification device is one of a filter, a crystallizer, a rotational flow filter pressing device or a precipitation reaction device.
Further, a medicine adding port is arranged on the solution purification device.
Furthermore, a second heat exchanger is further arranged at the condensed water outlet and connected with the first heat exchanger, a cold source water inlet is formed in the first heat exchanger, and a cold source water outlet is formed in the second heat exchanger.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows:
the open type electrically-driven flue gas waste heat recovery and deep purification heat pump system can recover flue gas waste heat under the condition of lacking steam or other heat sources, has low power consumption and can maintain COP at a higher level. The removal of sulfur dioxide and dust in the flue gas is realized while the waste heat is recovered, clean secondary steam condensate is generated, the purification treatment is not needed, the secondary steam condensate can be directly used as water supplement in a plant, and the compatibility of flue gas waste heat recovery and environmental protection is realized.
Drawings
Fig. 1 is a schematic structural diagram of an open type electrically-driven flue gas waste heat recovery and deep purification heat pump system according to a preferred embodiment of the present invention.
Description of the reference numerals
Spray tower 1
Flue gas outlet 11
Flue gas inlet 12
Spray liquid inlet 13
Spray liquid outlet 14
Solution generating inlet 22
Cold source water inlet 31
Solution heat exchanger 4
The first inlet 41
Return port 51
A condensed water outlet 52
Steam compressor 6
Secondary heat exchanger 7
Cold source water outlet 71
Solution purification device 9
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention. The flue gas in the embodiment adopts 45 ten thousand Nm3And after wet desulfurization at 50 ℃, the coal-fired boiler flue gas is cooled, and a cold source adopts return water of a heating heat supply network at 40 ℃ and 1000 t/h.
Example 1
As shown in fig. 1, the open type electrically-driven flue gas waste heat recovery and deep purification heat pump system in the embodiment includes an absorption loop for absorbing moisture, dust, harmful substances, and the like in flue gas, and a generation loop for recycling and reusing a spraying solution. The absorption loop and the generation loop are both connected with a spraying device. In this embodiment, the spraying device comprises a spraying tower 1 for purifying flue gas and a liquid storage tank 2 connected with the spraying tower 1 for storing spraying solution. The top of the spray tower 1 is provided with a flue gas outlet 11, and the bottom of the spray tower is provided with a flue gas inlet 12. The part of the interior of the spray tower 1 between the flue gas inlet 12 and the flue gas outlet 11 is sequentially provided with a flue gas distribution section, a packing section, a spray section and a demisting section from bottom to top. The smoke distribution section is provided with a plurality of smoke distribution plates, and a plurality of upward smoke channels are formed among the smoke distribution plates; the filler section is filled with filler, and the spray section is provided with a plurality of spray heads.
The absorption loop comprises a spray tower 1 and a liquid storage tank 2, a spray liquid inlet 13 is arranged at the upper part of the spray tower 1, a spray liquid outlet 14 is arranged on the liquid storage tank 2, and the spray liquid outlet 14 is connected with the spray liquid inlet 13 through a spray pipeline. A delivery pump (not shown) on the spraying pipeline and a primary heat exchanger 3. The spray header is connected with a spray liquid outlet 13. The spray liquid with higher temperature in the liquid storage tank 2 is pumped into the first heat exchanger 3 through the delivery pump, and is sprayed through the spray header after the temperature is reduced so as to fully contact the flue gas in the spray tower 1.
The spraying solution is hygroscopic solution, the solvent is liquid water, and the solute is inorganic salt or a mixture of one or more organic matters. The solution in this example was a 45% aqueous solution of calcium chloride. Of course, in other embodiments, the solute may be replaced by one or more of sodium bromide, lithium chloride, calcium chloride, potassium oxalate, ethylene glycol, glycerol, and triethylene glycol.
The generating loop comprises a spray tower 1, a liquid storage tank 2, a solution heat exchanger 4, an electric heater 8, a solution generator 5 and a solution purifying device 9.
Wherein, the liquid storage tank 2 is further provided with a solution generating outlet 21 and a solution generating inlet 22, and the solution heat exchanger 4 is provided with a first inlet 41, a first outlet 42, a second inlet 43 and a second outlet 44. The solution generating outlet 21 is connected with a first inlet 41 on the cold side of the solution heat exchanger 4, the solution generating inlet 22 is connected with a second outlet 44 on the hot side of the solution heat exchanger 4, and a solution purifying device 9 is arranged between the solution generating inlet 22 and the second outlet 44 and used for filtering particles before the solution is sent back to the liquid storage tank 2 after the solution generating. The electric heater 8 is connected to the first outlet 42 of the solution heat exchanger 4 and to the solution generator 5 located downstream thereof, while the return 51 of the solution generator 5 is connected to the second inlet 43 of the solution heat exchanger 4. A vapor compressor 6 for concentration and a condensate outlet 52 for discharging condensate are also provided on the solution generator 5.
The solution purification device 9 in this embodiment is a filter, but in other embodiments, one of a crystallizer, a cyclone filter press device or a precipitation reaction device may be used instead. The solution purification device 9 is further provided with a drug adding port (not shown), so that drugs with different requirements can be added according to different components of the solution.
Since there is still residual heat in the condensate water discharged from the solution generator 5, a second heat exchanger 7 is also provided at the condensate water outlet 52 for better energy recovery. The second heat exchanger 7 is connected with the first heat exchanger 3, the first heat exchanger 3 is provided with a cold source water inlet 31, and the second heat exchanger 7 is provided with a cold source water outlet 71.
During operation, the solution absorption loop is started first, the temperature of the solution absorbing moisture in the flue gas rises gradually, the first-stage heat exchanger 3 is started after the solution absorbing flue gas is started stably, then the electric heater 6 for generating the loop is started until the solution generator 5 generates condensed water, then the steam compressor 6 is started, and the heat pump system starts to operate normally.
When 45 ten thousand Nm3After 50 ℃ flue gas enters the absorption spray tower 1, water, dust and sulfur dioxide in the flue gas are absorbed by the solution through solution spraying, the dew point of the flue gas is reduced to 35 ℃, the temperature of a dry bulb is still kept at 50 ℃ for emission, the temperature in the liquid storage tank 2 is maintained at 65 ℃, the solution of an absorption loop enters the primary heat exchanger 3 from the liquid storage tank 2 through the delivery pump, the temperature is reduced to 50 ℃, and after the solution enters the spray tower, the solution is heated to 64 ℃ and returns to the liquid storage tank. Meanwhile, the solution with the loop enters the cold side of the solution heat exchanger 4 from the liquid storage tank 2, the temperature rises to 120 ℃, and then the solution enters the electric heater 8, and the electric heater 8 automatically selects whether to heat according to the current condition of the heat pump system so as toAnd its heating power. Then the solution enters a solution generator 5, secondary steam of 30t/h is generated and pumped into the hot side of a solution heat exchanger 4 by a pump (not shown), and the solution returns to the liquid storage tank 2 again for standby after impurities such as dust, sulfate ions and the like in the solution are removed by a solution purification device 9.
After the secondary steam generated by the solution generator 5 is compressed by the two stages of the steam compressor 6, the pressure is increased from normal pressure to 350kPa, the secondary steam returns to the solution generator 5 again to be used as a heat source for generating heat to release heat, and the secondary steam is changed into condensed water, is cooled to 70 ℃ by the secondary heat exchanger 7 and is discharged.
The return water of the heat supply network at 1000t/h and 40 ℃ enters from a cold source water inlet 31 of the primary heat exchanger 3 as a cold source, is heated to 55 ℃ through the primary heat exchanger 3 and the secondary heat exchanger 7 in sequence, is discharged from a cold source water outlet 71, and goes to a heat exchange station for further heating or directly heating.
The entropy efficiency of a compressor of the heat pump system is 0.85, the power consumption of the compressor and an electric heater is 4800kW, the power consumption of other electric equipment such as pumps is 350kW, the total output thermal power of the system is 36.2MW, and the COP can reach 7.0. In addition, the heat pump system can produce 30t/h of clean condensed water which can be directly used for water supplement in a plant, including but not limited to water supplement of desalted raw water, water supplement of a cooling tower, water supplement of a desulfurizing tower and the like.
Example 2
The difference between this embodiment and embodiment 1 is that the liquid storage tank omitted in this embodiment is additionally provided with a liquid storage section at the bottom of the spray tower in embodiment 1, so as to replace the liquid storage tank externally connected to the spray tower originally, and the sprayed solution is directly stored in the liquid storage section. The spraying solution outlet is arranged at the liquid storage section. The rest is the same as embodiment 1 and will not be described herein.
The present invention is not limited to the above-described embodiments, and any changes in shape or structure thereof fall within the scope of the present invention. The scope of the present invention is defined by the appended claims, and those skilled in the art can make various changes or modifications to the embodiments without departing from the principle and spirit of the present invention, and such changes and modifications fall within the scope of the present invention.
Claims (9)
1. An open type electrically-driven heat pump system for recovering waste heat of flue gas and deeply purifying the flue gas is characterized by comprising an absorption loop and a generation loop; wherein the content of the first and second substances,
the absorption loop comprises a spraying device, the spraying device comprises a spraying liquid outlet positioned at the bottom and a spraying liquid inlet positioned at the top, and the spraying liquid outlet is connected with the spraying liquid inlet through a spraying pipeline; the absorption loop also comprises a delivery pump and a primary heat exchanger which are arranged on the spraying pipeline, a spraying head is arranged in the spraying device, and the spraying head is connected with the spraying liquid outlet;
the generating loop comprises the spraying device, a solution heat exchanger, an electric heater, a solution generator and a solution purifying device; the spraying device further comprises a solution generating outlet and a solution generating inlet which are located at the bottom, the solution generating outlet is connected with the solution heat exchanger, the solution generating inlet is connected with the solution purifying device, the electric heater is respectively connected with the solution heat exchanger and the solution generator, the solution generator is connected with the solution purifying device, and a condensed water outlet is formed in the solution generator.
2. The open electrically-driven flue gas waste heat recovery and deep purification heat pump system according to claim 1, wherein the generation loop further comprises a vapor compressor disposed on the solution generator, and an inlet and an outlet of the vapor compressor are connected to the solution generator.
3. The open type electrically-driven flue gas waste heat recovery and deep purification heat pump system according to claim 1, wherein the spraying device is a spraying tower, the flue gas inlet is formed in the bottom of the spraying tower, and the flue gas outlet is formed in the top of the spraying tower; a flue gas distribution section, a packing section, a spraying section and a demisting section are sequentially distributed in the spray tower from bottom to top between the flue gas inlet and the flue gas outlet; the smoke distribution section is provided with a plurality of smoke distribution plates, and a plurality of upward smoke channels are formed among the smoke distribution plates; the packing section is filled with packing, the spray section is provided with a plurality of spray heads, the bottom of the spray tower is provided with a liquid storage section, and a spray solution outlet is arranged on the liquid storage section.
4. The open type electrically-driven flue gas waste heat recovery and deep purification heat pump system according to claim 1, wherein the spraying device comprises a spraying tower and a liquid storage tank connected with the spraying tower, the spraying liquid inlet is formed in the upper portion of the spraying tower, a flue gas outlet is further formed in the upper portion of the spraying tower, a flue gas inlet is formed in the lower portion of the spraying tower, and the solution generating outlet and the solution generating inlet are formed in the liquid storage tank.
5. The open type electrically-driven flue gas waste heat recovery and deep purification heat pump system according to claim 1, wherein the spraying solution is a hygroscopic solution, the solvent of the spraying solution is liquid water, and the solute is a mixture of inorganic salts or one or more organic substances.
6. The open, electrically driven flue gas waste heat recovery and deep purification heat pump system of claim 5, wherein the solutes comprise: one or more of sodium bromide, lithium chloride, calcium chloride, potassium oxalate, ethylene glycol, glycerol and triethylene glycol.
7. The open type electrically-driven flue gas waste heat recovery and deep purification heat pump system according to claim 1, wherein the solution purification device is a filter, a crystallizer, a cyclone filter press device or a precipitation reaction device.
8. The open type electrically-driven flue gas waste heat recovery and deep purification heat pump system according to claim 1, wherein a dosing port is formed in the solution purification device.
9. The open type electrically-driven flue gas waste heat recovery and deep purification heat pump system according to claim 1, wherein a second heat exchanger is further arranged at the condensed water outlet, the second heat exchanger is connected with the first heat exchanger, a cold source water inlet is formed in the first heat exchanger, and a cold source water outlet is formed in the second heat exchanger.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110163680.9A CN112923755A (en) | 2021-02-05 | 2021-02-05 | Open type electrically-driven flue gas waste heat recovery and deep purification heat pump system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110163680.9A CN112923755A (en) | 2021-02-05 | 2021-02-05 | Open type electrically-driven flue gas waste heat recovery and deep purification heat pump system |
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| CN112923755A true CN112923755A (en) | 2021-06-08 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3106782A1 (en) * | 2015-06-18 | 2016-12-21 | Technische Universität Graz | Absorption heat pump with a desorber connected to a flue gas discharge system heated by a burner |
| CN208727128U (en) * | 2018-06-12 | 2019-04-12 | 昊姆（上海）节能科技有限公司 | The integral system of fair and clearization and waste heat recycling is taken off for smoke multistage |
| CN111578558A (en) * | 2020-06-18 | 2020-08-25 | 昊姆（上海）节能科技有限公司 | Multistage heat pump coupling flue gas waste heat recovery system |
| WO2020191564A1 (en) * | 2019-03-25 | 2020-10-01 | 大连理工大学 | Energy-saving system for adopting electric heat pump to deeply recycle smoke waste heat of thermal power plant for centralized heating |
| CN111744333A (en) * | 2020-07-15 | 2020-10-09 | 昊姆（上海）节能科技有限公司 | Self-balancing system for high-temperature flue gas desulfurization, dust removal and waste heat recovery |
-
2021
- 2021-02-05 CN CN202110163680.9A patent/CN112923755A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3106782A1 (en) * | 2015-06-18 | 2016-12-21 | Technische Universität Graz | Absorption heat pump with a desorber connected to a flue gas discharge system heated by a burner |
| CN208727128U (en) * | 2018-06-12 | 2019-04-12 | 昊姆（上海）节能科技有限公司 | The integral system of fair and clearization and waste heat recycling is taken off for smoke multistage |
| WO2020191564A1 (en) * | 2019-03-25 | 2020-10-01 | 大连理工大学 | Energy-saving system for adopting electric heat pump to deeply recycle smoke waste heat of thermal power plant for centralized heating |
| CN111578558A (en) * | 2020-06-18 | 2020-08-25 | 昊姆（上海）节能科技有限公司 | Multistage heat pump coupling flue gas waste heat recovery system |
| CN111744333A (en) * | 2020-07-15 | 2020-10-09 | 昊姆（上海）节能科技有限公司 | Self-balancing system for high-temperature flue gas desulfurization, dust removal and waste heat recovery |
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| Title |
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| （塞浦路斯）索特里斯 A•卡鲁赫罗著；鞠成涛译: "《太阳能能源工程工艺与系统》", 31 January 2018, 北京：中国三峡出版社 * |
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Application publication date: 20210608 |