WO2024054100A2 - Refroidisseur d'air de suralimentation présentant une résistance à l'air réduite pour une plus grande efficacité, moteur de générateur équipé de celui-ci, et générateur de biogaz - Google Patents

Refroidisseur d'air de suralimentation présentant une résistance à l'air réduite pour une plus grande efficacité, moteur de générateur équipé de celui-ci, et générateur de biogaz Download PDF

Info

Publication number
WO2024054100A2
WO2024054100A2 PCT/KR2023/021936 KR2023021936W WO2024054100A2 WO 2024054100 A2 WO2024054100 A2 WO 2024054100A2 KR 2023021936 W KR2023021936 W KR 2023021936W WO 2024054100 A2 WO2024054100 A2 WO 2024054100A2
Authority
WO
WIPO (PCT)
Prior art keywords
heat dissipation
air
intercooler
heat exchanger
heat
Prior art date
Application number
PCT/KR2023/021936
Other languages
English (en)
Korean (ko)
Inventor
박기주
김용태
이호연
구본희
박장원
Original Assignee
주식회사 스마트파워
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020230186287A external-priority patent/KR102685804B1/ko
Application filed by 주식회사 스마트파워 filed Critical 주식회사 스마트파워
Publication of WO2024054100A2 publication Critical patent/WO2024054100A2/fr

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/045—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly
    • F02B29/0456—Air cooled heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/045—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly
    • F02B29/0468—Water separation or drainage means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/045—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly
    • F02B29/0475—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly the intake air cooler being combined with another device, e.g. heater, valve, compressor, filter or EGR cooler, or being assembled on a special engine location
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
    • F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0082—Charged air coolers
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Definitions

  • the present invention relates to an intercooler that cools and supplies air supply to an engine body that drives a biogas generator, and a biogas generator.
  • a generator is a device that converts kinetic energy into electrical energy, and is classified into wind generators, hydroelectric generators, engine generators, etc. depending on the means of providing kinetic energy.
  • engine generators that forcibly provide power are often used as emergency generators or in places where it is difficult to obtain natural power.
  • Engine generators generate power by driving a power generation device by an engine that burns fuel.
  • Biogas generators mix biogas with the supply air supplied to the engine, thereby increasing the combustion temperature by improving the explosiveness of the fuel, thereby minimizing environmental pollution by exhausting the exhaust gas with minimal harmful substances. I was able to.
  • an intercooler was installed to supercharge the engine's air supply to improve engine efficiency and power generation by supercharging the engine. “Generator intercooler that improves the efficiency of biogas generators” has been disclosed.
  • the above-mentioned conventional intercooler includes a cooler housing through which mixed fuel mixed with biogas and air passes, and a heat exchanger installed inside the cooler housing to exchange heat with the mixed fuel passing through the interior of the cooler housing to cool the mixed fuel.
  • the cooler housing includes an accommodating portion in which the heat exchanger is accommodated, a communication hole formed through both sides of the accommodating portion and allowing the mixed fuel to flow in and out of the accommodating portion, and an accommodating portion.
  • An opening and closing door that opens and closes the communication hole to block or open the supply of the mixed fuel, a refrigerant pipe that supplies refrigerant to the heat exchanger, and a refrigerant pipe that allows the heat exchanger to be detachable from the receiving portion to replace or clean the heat exchanger. It included a pipe detachable coupling part that detachably connects the refrigerant pipe and the heat exchanger.
  • Such a conventional intercooler not only makes it easy to repair and replace the heat exchanger by having a detachable heat exchanger, but also improves durability and power generation efficiency by periodically cleaning the heat exchanger. When replacing, only the heat exchanger is removed and replaced. Because of this, maintenance costs could be reduced.
  • the conventional intercooler has the problem that when foreign substances contained in the outside air collide with the heat exchanger and the heat exchanger is damaged, heat exchangeability is reduced and maintenance costs increase because the entire heat exchanger must be replaced.
  • the conventional intercooler has a problem in that when outside air passes through the heat exchanger, the resistance is increased by the heat exchange fins of the heat exchanger, so that outside air cannot pass through the heat exchanger quickly, thereby reducing heat exchangeability.
  • the conventional intercooler has a problem in that when the supply air supplied to the engine is compressed and supplied, the temperature of the supply air increases and the cooling efficiency of the intercooler decreases.
  • Patent Document 1 KR 10-2532045 B1
  • Patent Document 2 KR 10-2511015 B1
  • Patent Document 3 KR 10-2526437 B1
  • Patent Document 4 US 2021/0148660 A1
  • Patent Document 5 US 11,085,364 B2
  • Patent Document 6 US 11,137,218 B2
  • Non-patent document 1 Oh Gwang-heon and two others, data from the 2019 Korean Society of Automotive Engineers Spring Conference, page. 219-223, Experimental study on factors affecting air-cooled intercooler performance
  • Non-patent Document 3 Seonggeun Kim and 6 others, 2020 Korean Society of Automotive Engineers Fall Conference and Exhibition Materials, page. 61-62, prediction of the amount of condensate generated inside the intercooler in low temperature environments
  • the present invention was devised to solve the above problems, and the problem to be solved by the present invention is to install a protective member in the heat exchanger to protect the heat exchanger from foreign substances contained in the outside air, thereby reducing maintenance costs due to damage to the heat exchanger.
  • the purpose is to provide an intercooler with improved efficiency by reducing air resistance, a generator engine equipped with the intercooler, and a biogas generator.
  • the purpose of the present invention is to provide an intercooler with improved efficiency by reducing the air resistance that allows the protective member to contact the heat dissipation tube of the heat exchanger to perform the heat dissipation function, an engine for a generator equipped with the same, and a biogas generator. Do it as
  • the present invention provides air resistance that can improve the heat exchange efficiency of the intercooler by providing condensate generated in the heat exchanger to the air supply compressor through a compression cooling line to lower the temperature of the air supply compressor when compressing the air supply and increasing compression efficiency.
  • the purpose is to provide an intercooler with improved efficiency by reducing , a generator engine equipped with the intercooler, and a biogas generator.
  • the present invention provides an intercooler that improves efficiency by reducing air resistance that can provide injection pressure to spray the condensate stored in the condensate receiver to the supply air compressor by providing a portion of the compressed air from the supply compressor to the condensate receiver.
  • the purpose is to provide a generator engine and a biogas generator.
  • the present invention arranges a cooling fan on one side of the heat exchanger, and installs an outside air suction part on the other side to allow the outside air provided by the cooling fan to quickly pass through the thermal ventilator, thereby improving the heat exchange efficiency of the intercooler.
  • the purpose is to provide an intercooler with improved efficiency by reducing air resistance, a generator engine equipped with the intercooler, and a biogas generator.
  • the intercooler which improves efficiency by reducing air resistance according to an embodiment of the present invention to achieve the above-described problem, has a plurality of heat dissipation tubes through which the air supply supplied to the engine body passes, and supports the plurality of heat dissipation tubes and A heat exchanger including a heat dissipation plate that exchanges heat by diffusing heat, a cooling fan that forcibly blows external air for heat exchange with the heat exchanger between the heat dissipation plates, and foreign substances contained in the external air provided from the cooling fan to the heat exchanger.
  • a protective member is supported on the heat dissipation tube facing the cooling fan to prevent damage to the heat dissipation tube or the heat dissipation plate and includes a plurality of protection wings each continuous with the plurality of heat dissipation plates.
  • the protective member overlaps the heat dissipation tube and protects the heat dissipation tube by covering and covering a portion of the heat dissipation tube facing the cooling fan, and may include a tube protection portion to which the plurality of protection wings are coupled.
  • the protective member may include a detachable coupling portion detachably coupled to the heat exchanger so as to be detachable from the heat exchanger and replaced when the protective blade is damaged.
  • the heat dissipation tube may have an oval cross-sectional shape to reduce resistance to external air.
  • a condensate receiving unit that receives and stores condensate generated from the heat exchanger, and a compression cooling line that supplies condensate received from the condensate receiving unit to the compressor to increase the compression efficiency of the compressor that compresses the air supply and supplies it to the heat exchanger. It can be included.
  • It may include a pressure providing line connecting the compressor and the condensate receiver to provide pressure to spray a portion of the air compressed in the compressor around the compressor.
  • Outside air suction is located in a direction opposite to the direction in which the cooling fan is located centered on the heat exchanger and forcibly sucks in the outside air provided from the cooling fan to the heat exchanger by the suction pressure of the supply air to quickly circulate the outside air. May include wealth.
  • the generator engine equipped with an intercooler that improves efficiency by reducing air resistance further includes an engine body that is driven by mixing biogas with the intercooler according to the above embodiment.
  • a biogas generator equipped with an intercooler that improves efficiency by reducing air resistance further includes a power generation device that generates power by the driving force of the generator engine in addition to the generator engine according to the above-described embodiment.
  • a detachable protective member consisting of a partially cut heat dissipation plate of the heat exchanger is installed at the position of the heat exchanger facing the cooling fan to protect the heat exchanger from foreign substances contained in the external air, preventing the entire heat exchanger from being replaced. Maintenance costs can be reduced by replacing only the protective members.
  • the present invention can improve heat exchange performance by allowing the protective wings of the protective member to have continuity with the heat dissipation plate and contact the heat exchange tube to exchange heat with the supply air.
  • the present invention can improve engine output by injecting condensate stored in the condensate receiver into the supply air compressor through a compression cooling line, thereby cooling the supply air compressor and increasing the compression efficiency of the supply air.
  • the present invention provides injection pressure to spray the condensate stored in the condensate receiver to the air supply compressor by providing a portion of the air compressed in the air supply compressor to the condensate receiver through a pressure supply line.
  • a cooling fan is located on one side of the heat exchanger and an outside air intake is installed on the other side, so that the outside air provided by the cooling fan is sucked in through the outside air intake and the outside air quickly passes through the heat exchanger, thereby improving heat exchange performance. there is.
  • Figure 1 is a perspective view showing an intercooler with improved efficiency by reducing air resistance according to an embodiment of the present invention.
  • Figure 2 is an exploded perspective view of an intercooler that improves efficiency by reducing air resistance according to an embodiment of the present invention.
  • Figure 3 is a side cross-sectional view showing an intercooler with improved efficiency by reducing air resistance according to an embodiment of the present invention.
  • Figure 4 is a plan cross-sectional view showing an intercooler with improved efficiency by reducing air resistance according to an embodiment of the present invention.
  • Figure 5 is a front cross-sectional view showing an intercooler with improved efficiency by reducing air resistance according to an embodiment of the present invention.
  • Figure 6 is a perspective view showing a heat exchanger and a protective member showing an intercooler with improved efficiency by reducing air resistance according to an embodiment of the present invention.
  • Figure 7 is a side view showing a heat exchanger and a protective member showing an intercooler with improved efficiency by reducing air resistance according to an embodiment of the present invention.
  • Figure 8 shows a schematic operating state of the compression cooling line of an intercooler with improved efficiency by reducing air resistance according to an embodiment of the present invention.
  • Figure 9 is a rear perspective view of an intercooler with improved efficiency by reducing air resistance according to an embodiment of the present invention, showing the operating state of the outside air intake unit.
  • Figure 10 is a schematic side view showing a generator engine equipped with an intercooler that improves efficiency by reducing air resistance according to an embodiment of the present invention.
  • Figure 11 is a schematic side view showing a biogas generator equipped with an intercooler that improves efficiency by reducing air resistance according to an embodiment of the present invention.
  • the intercooler 100 which improves efficiency by reducing air resistance according to an embodiment of the present invention, may include a heat exchanger 110.
  • This heat exchanger 110 can cool the supplied air by exchanging heat with the supplied air and external air supplied to the engine body 250.
  • the air supplied to the engine body 250 may be in the form of mixing air and biogas at a preset ratio through the mixer 210.
  • the heat exchanger 110 may include a heat dissipation tube 111 and a heat dissipation plate 113.
  • the heat dissipation tube 111 may be formed in the form of a pipe with an empty interior, and the heat dissipation tube 111 may be formed of a metal with high thermal conductivity.
  • a plurality of heat dissipation tubes 111 may be spaced apart at a preset interval and arranged side by side in the form of M rows x N columns (m, n are natural numbers excluding 0).
  • the heat dissipation tube 111 may have an elliptical cross-sectional shape so that external air can exchange heat while quickly passing through the heat dissipation tube 111, and the long axis of the elliptical heat dissipation tube 111 is directed in the direction in which external air flows. It can be placed side by side with .
  • the heat dissipation tube 111 is formed in an oval shape in this way, the resistance of the outside air passing through the heat dissipation tube 111 is reduced and the outside air quickly passes through the heat exchanger 110, thereby improving the cooling performance of the supply air.
  • Both ends of the heat dissipation tube 111 may be fixed to the fixing plate 115, and a plurality of tube holes may be formed through the fixing plate 115 to fix the heat dissipation tube 111.
  • thermoelectric fixing plates 115 located at both ends of the heat radiation tube 111, there are a plurality of plate-shaped heat radiation plates 113 for heat exchange with the outside air by diffusing the heat of the supply air passing through the heat radiation tube 111.
  • a plurality of pieces may be arranged side by side along the longitudinal direction of (111).
  • the heat dissipation plate 113 may be formed of a metal with high thermal conductivity, and the heat dissipation plate 113 may be formed in the form of a thin plate to improve heat exchangeability.
  • Tube holes through which a plurality of heat dissipation tubes 111 are respectively installed may be formed through the heat dissipation plate 113.
  • a plurality of heat dissipation protrusions may be formed by bending the heat dissipation plate 113 in order to improve heat exchange performance by increasing contact with external air passing between the heat dissipation plate 113.
  • the heat dissipation tubes 111 closest to the cooling fan 140 are positioned so that half of the heat dissipation tubes 111 are inserted into the tube holes of the heat dissipation plate 113 and the other half is exposed to the outside.
  • the heat dissipation plate 113 located closest to the cooling fan 140 in the M or N row of tube holes is cut around the tube hole, exposing the heat dissipation tube 111 to which the protective member 120, which will be described below, is exposed.
  • the intercooler 100 with improved efficiency by reducing air resistance may include an end cover 130.
  • This end cover 130 is located at both ends of the heat radiation tube 111 and can guide the supply of air to the inner circumference of the plurality of heat radiation tubes 111.
  • the end cover 130 is formed to cover the outside of the fixing plate 115 that secures the plurality of heat radiation tubes 111, and the end cover 130 has an air supply port ( 131) may be formed, or an air supply and exhaust port 133 may be formed to collect the cooled air supply through the heat radiation tube 111 and provide it to the engine body 250.
  • the end cap cover 130 on which the air supply port 131 is formed introduces external air through the air supply port 131 through a supply means such as an air compressor or a supply fan, and the introduced air is connected to a plurality of heat radiation tubes 111. It can be distributed and supplied.
  • a supply means such as an air compressor or a supply fan
  • the end cover 130 on which the air supply exhaust port 133 is formed can collect the heat exchanged air supply passing through the interior of the plurality of heat radiation tubes 111 and supply it to the engine body 250 through the air supply exhaust port 133.
  • an air supply port 131 is formed on one of the end covers 130 located on both sides of the heat radiation tube 111, and an air supply port 133 through which the air supplied through the heat radiation tube 111 is exhausted is formed on the other end cover 130 located on both sides of the heat radiation tube 111. It is formed, or the air supply port 131 and the air supply exhaust port 133 are partitioned only on one side, so that the air supplied through the air supply port 131 passes through the heat dissipation tube 111 and then flows back to the other end cover 130. It may also be configured to circulate and discharge to the air supply and exhaust port 133 through the heat radiation tube 111 in communication with the air supply and exhaust port 133.
  • end covers 130 on both sides can be connected through side covers 135 located on both sides of the heat exchanger 110, and the side covers 135 are located on both sides of the heat exchanger 110 through which external air does not pass. It is positioned so that the end cover 130 can be connected.
  • the intercooler 100 with improved efficiency by reducing air resistance may include a cooling fan 140.
  • This cooling fan 140 can exchange heat with the supply air passing through the heat exchanger 110 and provide outside air to the heat exchanger 110 to cool the supply air.
  • the cooling fan 140 can forcibly supply outdoor air to the heat exchanger 110 so that the outdoor air passes between the heat dissipation plates 113 arranged in parallel.
  • the cooling fan 140 can supply outside air for heat exchange with the supply air by forcibly blowing air toward the heat exchanger 110 to one side of the heat exchanger 110 where the side cover 135 is not installed.
  • the cooling fan 140 may be configured to rotate the cooling fan 140 using a fan motor to blow air in the direction where the heat exchanger 110 is located.
  • the intercooler 100 with improved efficiency by reducing air resistance may include a protective member 120.
  • This protective member 120 prevents the part of the heat exchanger 110 facing the cooling fan 140 from being damaged by high-strength foreign substances contained in the external air supplied by the cooling fan 140. It can be prevented.
  • the protective member 120 is formed in a size corresponding to the surface of the heat exchanger 110 facing the cooling fan 140 and can protect the heat exchanger 110 from foreign substances contained by the cooling fan 140.
  • the protective member 120 is damaged when foreign substances collide with the heat dissipation plate 113 or the heat dissipation tube 111 due to external air blown by the cooling fan 140, and the heat dissipation tube 111 is damaged or the heat dissipation plate 113 is damaged. As it bends, it blocks the space for outside air to move, preventing a decrease in the cooling properties of the supplied air.
  • the protective member 120 is installed at a position facing the cooling fan 140 in the heat exchanger 110 and is used to protect the protective member 120 before the outside air blown by the cooling fan 140 enters the heat exchanger 110. By allowing it to enter the heat exchanger 110 through , foreign matter contained in the outside air may hit the protective member 120 and damage the protective member 120 instead of the heat exchanger 110.
  • the protective member 120 performs heat exchange when foreign substances contained in external air are caught in the protective member 120, the resistance to external air entering between the heat dissipation plates 113 increases, or the protective member 120 is damaged. It can be detachably coupled to the heat exchanger 110 to enable exchange in the unit 110.
  • the protective member 120 is in contact with the heat dissipation tube 111 of the heat exchanger 110 and can dissipate heat from the supply air passing through the heat dissipation tube 111, while also performing the function of exchanging heat with the outside air.
  • the protective member 120 is installed in the heat exchanger 110 depending on the degree of damage to the protective member 120 or the inflow of foreign substances.
  • the protective member 120 may include protective wings 123 and a tube protective portion 121.
  • a plurality of protective wings 123 may be provided at intervals and lengths corresponding to the heat dissipation plates 113 formed in the heat exchanger 110, and the plurality of protective wings 123 are continuous with each heat dissipation plate 113. It can be formed in the form of a plate to form a surface.
  • a plurality of protective wings 123 may be connected to the tube protective unit 121.
  • the tube protection unit 121 covers and covers the portion of the heat dissipation tube 111 partially exposed in the heat exchanger 110 at a position close to the cooling fan 140, thereby receiving heat from the heat dissipation tube 111 and dissipating heat. It is possible to prevent the tube 111 from being contaminated by foreign substances contained in the outside air or from being damaged by impact.
  • a plurality of tube protection units 121 may be arranged to be spaced apart so as to cover each heat dissipation tube 111 exposed in the heat exchanger 110, and the tube protection units 121 may be arranged in plural pieces crossing the tube protection unit 121. It may also perform the function of fixing the dog's protective wings 123.
  • the tube protection unit 121 may be formed of a thermally conductive metal to receive heat from the heat dissipation tube 111 in contact and dissipate the heat through the protection wings 123.
  • the protective member 120 may be coupled to the heat exchanger 110 by a detachable coupling portion 125 so as to be detachable and replaceable.
  • the detachable coupling portion 125 is detachably coupled by attaching a detachable clip to the tube protection portion 121 in contact with the heat dissipation tube 111, or is attached to the heat dissipation tube 111 using a band clamp. It may be coupled to (111), or may be implemented as a magnetic body and attached to the heat dissipation tube 111 by magnetic force.
  • the intercooler 100 which improves efficiency by reducing air resistance according to an embodiment of the present invention, includes a condensate receiving part 150, a compression cooling line 155, and a pressure It may include a provision line 157.
  • the condensate receiver 150 may be located at the lower part of the heat exchanger 110, and the condensate receiver 150 may receive and collect condensate generated by a temperature difference in the heat exchanger 110.
  • the condensate receiver 150 includes a condensate tank 151 and can receive and store the condensate collected in the condensate receiver 150.
  • a condensate water hole 153 may be formed in the condensate receiver 150 to supply the condensate collected in the condensate receiver 150 to the condensate tank 151, and the condensate water hole 153 may be opened and closed.
  • a condensate valve 154 may be installed.
  • the condensate valve 154 is implemented as an electronic valve and opens the condensate water hole 153 when the condensate water collects at a certain level in the condensate receiver 150, and closes the condensate water hole 153 when the water level is below a certain level. At preset times, the condensation water hole 153 may be opened for a preset time and then closed.
  • the compression cooling line 155 is implemented as a hose or pipe through which fluid moves and can provide condensate stored in the condensate tank 151 to the air supply compressor 230, which compresses and provides air supply to the engine body 250.
  • the condensate provided to the supply air compressor 230 through the compression cooling line 155 cools the supply air compressor 230 in the form of spraying around the supply air compressor 230 and cooling the housing of the supply air compressor 230. Compression efficiency can be improved by cooling the heat generated when compressing the air supply in the air supply compressor 230.
  • the air supply compressor 230 performs the function of compressing the air supply on one side and forcibly discharging the exhaust of the engine body 250 on the other side, so the air supply compressor 230 is compressed due to the exhaust temperature located adjacent to the air supply. ) There is a problem in that the compression efficiency is lowered due to the high temperature.
  • the air supply compressor 230 by spraying condensate into the housing of the air supply compressor 230, the overall temperature of the air supply compressor 230 is lowered and the compression ratio of the air supply is increased, thereby improving the output of the engine body 250 and improving power generation efficiency. You can do it.
  • a spray nozzle 155a that sprays condensed water around the air supply compressor 230 may be installed in the compression cooling line 155 located in the air supply compressor 230.
  • the pressure providing line 157 may provide pressure to spray condensate stored in the condensate tank 151 into the air supply compressor 230.
  • the pressure providing line 157 is implemented as a pipe or hose through which fluid moves and provides a portion of the compressed air from the air supply compressor 230 to the condensate tank 151, thereby forcibly compressing and cooling the condensate stored in the condensate tank 151.
  • Injection pressure that sprays condensate to the air supply compressor 230 in the form of drainage through the line 155 can be provided.
  • the intercooler 100 which improves efficiency by reducing air resistance according to an embodiment of the present invention, may include an external air intake unit 160.
  • This outside air intake unit 160 moves the outside air supplied from the cooling fan 140 in the opposite direction to the cooling fan 140 so that the outside air passing through the heat exchanger 110 can be quickly exchanged by the cooling fan 140. It can be inhaled from the position of .
  • the outside air suction unit 160 connects a plurality of suction pipes in the height direction or width direction of the heat exchanger 110, and an outside air suction hole 161 is formed in each suction pipe to connect the heat exchanger 110 between them. By installing it to face the cooling fan 140, the outside air passing through the heat exchanger 110 can be forcibly sucked in through the outside air intake hole 161.
  • the resistance of the outside air intake unit 160 increases when outside air passes between the heat dissipation plates 113 with relatively narrow spacing, and the heat exchangeability may be reduced because it is not discharged quickly.
  • the heat exchange performance of the heat exchanger 110 can be improved by quickly circulating the outside air.
  • the outside air intake unit 160 is connected to the mixer 210 for mixing supply air and biogas by the outside air intake line 163, and sucks in outside air by the suction force of the supply air acting on the supply air compressor 230, and is connected to the supply air supply port ( 131).
  • the outside air intake line 163 may be implemented as a pipe or hose that transports fluid.
  • the intercooler 100 which improves efficiency by reducing air resistance according to an embodiment of the present invention, is installed with a heat exchanger 110 that exchanges heat with the supplied air, and the heat exchanger 110 includes a plurality of heat dissipation tubes 111 through which the supplied air passes. are arranged in a grid, and fixing plates 115 for fixing the plurality of heat dissipation tubes 111 are installed on both sides of the plurality of heat dissipation tubes 111.
  • a plurality of heat dissipation plates 113 are installed spaced apart from each other in a direction perpendicular to the plurality of heat dissipation tubes 111 between the fixing plates 115 located on both sides of the heat dissipation tube 111.
  • a protective member 120 is installed at a position facing the cooling fan 140 in the heat exchanger 110, and the protective member 120 is installed so that it can be removed and exchanged from the detachable heat exchanger 110.
  • the protective member 120 has protective wings 123 disposed in a position corresponding to the heat dissipation plate 113 so as to be continuous with each heat dissipation plate 113, and the plurality of protective wings 123 are connected to the heat dissipation tube 111 exposed to the outside. ) and is connected by a tube protection unit 121 that is connected to receive the heat of the heat dissipation tube 111 at the same time.
  • the tube protection part is provided with a detachable coupling part 125 that allows the protection member 120 to be detachably inserted into the heat dissipation tube 111 of the heat exchanger 110, and the detachable clip is attached to the outermost edge of the protection member 120. It is provided for each tube protection unit 121 located in the part.
  • the outside of the fixing plate 115 located on both sides of the heat dissipation tube 111 is covered with an end cover 130, and the end cover 130 located at one end of the heat dissipation tube 111 is supplied with air.
  • An air supply port 131 through which air is supplied is formed, and an air supply and exhaust port 133 through which cooled air is exhausted through the heat exchanger 110 is formed at the end cover 130 located at the other end of the heat radiation tube 111.
  • a cooling fan 140 is installed between the end covers 130 on both sides to force outside air to pass through the heat exchanger 110 and forcibly provide outside air to the heat exchanger 110 to exchange heat with the supply air,
  • a condensate receiving part 150 is located at the lower part of the heat exchanger 110 to receive condensate generated during heat exchange in the heat exchanger 110.
  • a condensate tank 151 is installed at the lower part of the condensate receiver 150 to store the condensate collected in the condensate receiver 150.
  • the condensate tank 151 compresses the supply air through the compression cooling line 155 to create an air supply. It is arranged to extend to the air supply compressor 230 provided through the supply port 131.
  • a spray nozzle 155a may be installed at the end of the compression cooling line 155 to cool the supply compressor 230 by spraying condensate into the supply compressor 230.
  • a pressure providing line 157 is installed to provide pressure to spray the condensate stored in through the compression cooling line 155.
  • the pressure providing line 157 connects the air supply compressor 230 and the condensate tank 151 to provide a portion of the air compressed through the air supply compressor 230 to the condensate tank 151.
  • An external air intake unit 160 may be configured.
  • the outside air intake unit 160 connects the suction pipe in which a plurality of outside air intake holes 161 are formed to the mixer 210 for mixing biogas with the outside air intake line 163, so that the supply air sucked from the supply air compressor 230 is connected to the mixer 210 for mixing biogas. It can be supplied to the air supply port 131 through the air supply compressor 230 by pressure.
  • the intercooler 100 which improves efficiency by reducing air resistance according to an embodiment of the present invention configured in this way, operates the air supply compressor 230 together with the engine body 250 when the engine body 250 is operated, thereby As the supply air is sucked into (230), it is compressed, and the compressed air is introduced into the air supply port (131) and passes through the heat radiation tube (111).
  • the cooling fan 140 When the supply air passes through the heat dissipation tube 111, the cooling fan 140 operates to force the outside air to pass between the heat dissipation plates 113, thereby exchanging heat with the supply air and outside air.
  • the protective wings 123 are damaged or foreign matter adheres, the outside air supplied to the heat exchanger 110 by the cooling fan 140 is restricted, and the heat exchangeability of the heat exchanger 110 is reduced.
  • the protective member 120 is separated from the heat exchanger 110 and then a new protective member 120 is installed in the heat exchanger 110.
  • the supply air passing through the heat exchanger 110 exchanges heat with the outside air, lowering its temperature, and the supply air with the lowered temperature is discharged through the air supply and exhaust port 133 and introduced into the supply port of the engine body 250. ), the engine body 250 is driven in such a way that the fuel ignites and explodes.
  • biogas is mixed and supplied to the supply air introduced through the air supply port of the engine body 250 through the mixer 210, and the supply air supplied to the engine body 250 is compressed through the air supply compressor 230, and the temperature is lowered. As it is lowered and oversupplied to the engine body 250, the explosion temperature is increased to minimize the generation of harmful substances such as NOx, thereby preventing environmental pollution.
  • Exhaust gas generated while driving the engine body 250 may be discharged to the outside through the air supply compressor 230, or may be exhausted directly without passing through the air supply compressor 230.
  • the condensate flows to the lower part of the heat exchanger 110 and is stored in the condensate tank 151 through the condensate receiving part 150.
  • the condensate is supplied to the condensate tank 151 as part of the compressed air from the air supply compressor 230 through the pressure supply line 157, and is discharged to the compression cooling line 155 by the pressure of the compressed air, thereby performing compression cooling. It is sprayed around the air supply compressor 230 through the spray nozzle 155a installed in the line 155 to cool the air supply compressor 230.
  • the air supply compressor 230 generates high heat when compressing the air supply, so the compression efficiency may decrease, so condensed water is sprayed into the air supply compressor 230 to lower the temperature of the air supply compressor 230.
  • the explosive power can be improved by supercharging the air supplied to the engine body 250, thereby minimizing the generation of NOx.
  • an outdoor air intake unit 160 for sucking in outdoor air is provided in a direction opposite to the direction in which the cooling fan 140 is located centered on the heat exchanger 110. is configured to suck the outside air supplied from the cooling fan 140 to the heat exchanger 110 and allow the outside air to quickly pass through the heat exchanger 110, thereby improving the cooling properties of the supplied air.
  • the outside air intake unit 160 is a part where supply air flows from the mixer 210. By connecting the outside air intake unit 160 to each other through the outside air intake line 163, the suction power sucked into the supply air compressor 230 and the engine body ( 250) Biogas can be mixed and supplied by the suction force of the supply air.
  • the intercooler 100 which improves efficiency by reducing air resistance according to an embodiment of the present invention, includes a protective member ( 120) is detachably installed to protect the heat exchanger 110 from foreign substances, thereby reducing maintenance costs due to damage to the heat exchanger 110, and the protective member 120 is attached to the heat dissipation tube 111. Since it performs the function of heat exchange through contact, heat exchangeability can be improved.
  • the present invention forms the cross-section of the heat dissipation tube 111 in an oval shape to exchange heat while the outside air quickly passes through the heat exchanger 110, thereby improving the performance of the intercooler 100 and further improving the performance of the engine body 250.
  • the output of the engine body 250 can be increased and the generation of NOx can be reduced to prevent environmental pollution.
  • the present invention improves the compression efficiency of the supply compressor 230 by cooling the supply compressor 230 by providing the condensate collected in the condensate receiver 150 to the supply air compressor 230 through the compression cooling line 155.
  • This improves the performance of the intercooler 100, and further increases the explosive power in the engine body 250, thereby increasing the output of the engine body 250 and reducing the generation of NOx, thereby preventing environmental pollution.
  • the present invention can supply compressed air from the air supply compressor 230 to the condensate receiving unit 150 to provide injection force to spray the stored condensate into the air supply compressor 230.
  • the present invention installs an outdoor air intake unit 160 to suck in outdoor air at a position opposite to the cooling fan 140 in the heat exchanger 110, so that the outdoor air provided from the cooling fan 140 to the heat exchanger 110 is stored in the heat exchanger 110.
  • the performance of the intercooler 100 can be improved by improving the heat exchangeability of the heat exchanger 110.
  • the generator engine 200 equipped with the intercooler 100 which improves efficiency by reducing air resistance according to the embodiment, includes the engine body 250 on the intercooler 100 according to the above-described embodiment. ) may further be included.
  • the engine body 250 may be an internal combustion engine driven by burning fuel, and the engine body 250 may be implemented as a biodiesel engine body 250 that uses a mixture of biogas.
  • the engine body 250 may be formed with a supply port through which external air is supplied and an exhaust port through which combusted gas is exhausted.
  • the intercooler 100 of the above-described embodiment may be installed at the supply port, and the intercooler 100 It can be connected to the air supply compressor (230).
  • the air supply compressor 230 is connected to the mixer 210, mixes biogas and air at a preset ratio through the mixer 210, and then compresses the air mixed with biogas through the air supply compressor 230 to serve as an intercooler. It can be provided as (100).
  • the air supply compressor 230 may be in the form of a turbine or a compressor, and the mixer 210 is connected to the outside air intake unit 160 and the outside air intake line 163 to provide outside air together with external supply air. While mixed, it can be supplied to the air supply compressor 230.
  • the generator engine 200 produces mixed supply air by mixing biogas at a preset ratio with the supply air through the mixer 210, and compresses the mixed supply air in the air supply compressor 230. After supplying it to the intercooler 100, the temperature of the mixed air compressed in the intercooler 100 is lowered and provided to the air supply port of the engine body 250, thereby supercharging the engine body 250 by the intercooler 100.
  • the combustion temperature of the fuel can be increased to minimize the generation of NOx, thereby preventing environmental pollution.
  • the biogas generator 300 equipped with an intercooler 100 that improves efficiency by reducing air resistance includes the intercooler 100 of the above-described embodiment and the generator engine of the embodiment ( In addition to 200), a power generation device 310 may be further included.
  • the power generation device 310 may be driven by the generator engine 200 of the embodiment to produce electric power.
  • the power generation device 310 can generate power through electromagnetic induction by rotating the drive shaft using the driving force generated when the generator engine 200 burns fuel.
  • the power generation device 310 Since the power generation device 310 has a known configuration, detailed description is omitted.
  • the biogas generator 300 produces supply air by mixing biogas at a preset ratio with the outside air through the mixer 210, and the manufactured supply air is compressed in the supply air compressor 230. After being supplied to the intercooler (100), the temperature of the air supply compressed in the intercooler (100) is lowered and supplied to the supply port of the engine body (250).
  • the fuel supply air is mixed and burned to generate driving force, and the driving force generated causes the drive shaft of the power generation device 310 to rotate to generate power.
  • the biogas generator 300 of the embodiment supercharges the engine body 250 by the intercooler 100, improves the explosive power of the fuel, prevents environmental pollution due to the generation of NOx, and improves power generation performance by improving driving power. It can be improved.
  • intercooler 110 heat exchanger
  • fixing plate 120 protective member
  • Tube protection unit 123 Protection wing
  • Condensate receiver 151 Condensate tank
  • biogas generator 310 power generation device

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

La présente invention concerne un refroidisseur d'air de suralimentation pour refroidir et fournir de l'air dans le moteur principal qui entraîne un générateur de biogaz, et un générateur de biogaz. Le refroidisseur d'air de suralimentation présentant une résistance à l'air réduite pour une plus grande efficacité comprend : un échangeur de chaleur comprenant une pluralité de tubes de rayonnement à travers lesquels passe l'air à fournir au moteur principal, et une pluralité de plaques de rayonnement qui supportent la pluralité de tubes de rayonnement, et diffusent et soumettent la chaleur des tubes de rayonnement à un échange de chaleur ; un ventilateur de refroidissement pour évacuer de force, entre les plaques de rayonnement, de l'air extérieur qui subit un échange de chaleur avec l'échangeur de chaleur ; et un élément de protection supporté par les tubes de rayonnement qui font face au ventilateur de refroidissement et pourvu d'une pluralité d'aubes de protection qui continuent les plaques de rayonnement respectives de façon à empêcher un endommagement des tubes de rayonnement et des plaques de rayonnement par des substances étrangères dans l'air extérieur fourni à l'échangeur de chaleur à partir du ventilateur de refroidissement. Par conséquent, l'efficacité du changement de chaleur dans le refroidisseur d'air de suralimentation peut être améliorée.
PCT/KR2023/021936 2023-12-19 2023-12-28 Refroidisseur d'air de suralimentation présentant une résistance à l'air réduite pour une plus grande efficacité, moteur de générateur équipé de celui-ci, et générateur de biogaz WO2024054100A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020230186287A KR102685804B1 (ko) 2023-12-19 공기저항성을 감소시켜 효율을 향상시킨 인터쿨러
KR10-2023-0186287 2023-12-19

Publications (1)

Publication Number Publication Date
WO2024054100A2 true WO2024054100A2 (fr) 2024-03-14

Family

ID=90191600

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2023/021936 WO2024054100A2 (fr) 2023-12-19 2023-12-28 Refroidisseur d'air de suralimentation présentant une résistance à l'air réduite pour une plus grande efficacité, moteur de générateur équipé de celui-ci, et générateur de biogaz

Country Status (1)

Country Link
WO (1) WO2024054100A2 (fr)

Also Published As

Publication number Publication date
KR20240063805A (ko) 2024-05-10

Similar Documents

Publication Publication Date Title
WO2020060322A1 (fr) Climatiseur
WO2018143705A1 (fr) Moteur de ventilateur
WO2018225877A1 (fr) Moteur
US9702560B2 (en) Device for cooling a supporting structure of a heat shield, and heat shield
WO2018070618A1 (fr) Dispositif de refroidissement pour caméra de surveillance
WO2017052071A1 (fr) Refroidisseur d'egr pour véhicule
WO2017052114A1 (fr) Pompe à vide avec appareil de refroidissement
WO2020246763A1 (fr) Système de stockage d'énergie
WO2016021832A1 (fr) Bâti de serveur
WO2022154340A1 (fr) Climatiseur
WO2018225922A1 (fr) Appareil de production d'énergie combinée
WO2013051818A1 (fr) Turbine du type à flux axial
WO2024054100A2 (fr) Refroidisseur d'air de suralimentation présentant une résistance à l'air réduite pour une plus grande efficacité, moteur de générateur équipé de celui-ci, et générateur de biogaz
WO2021221407A1 (fr) Dispositif de dissipation de chaleur et ensemble antenne l'utilisant
US20220003157A1 (en) Backplate for engine-alternator coupling in standby generator
WO2022055202A1 (fr) Dispositif de commande de type adaptateur électrique pour dispositif de refroidissement auxiliaire d'unité extérieure de climatiseur
WO2017026875A1 (fr) Pale de turbine à gaz
WO2018038457A1 (fr) Aube de turbine à gaz
WO2019154045A1 (fr) Structure de chambre de combustion et chauffe-eau au gaz
WO2021107597A1 (fr) Conditionneur d'air et appareil d'installation de tuyau associé
WO2019156327A1 (fr) Contenant pour convertisseur de puissance
US6412284B1 (en) Methods and apparatus for supplying air to gas turbine engines
WO2021025524A1 (fr) Turbine à action et dispositif de turbine
WO2024043768A2 (fr) Refroidisseur intermédiaire variable ayant une efficacité d'échange de chaleur améliorée, moteur pour installation de production d'énergie équipé de celui-ci, et installation de production d'énergie à biogaz
WO2018235978A1 (fr) Structure de boîtier extérieure

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 23863564

Country of ref document: EP

Kind code of ref document: A2