CN110155258A - A kind of diesel-LNG double fuel inland river vegetables and fruits carrier - Google Patents

A kind of diesel-LNG double fuel inland river vegetables and fruits carrier Download PDF

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Publication number
CN110155258A
CN110155258A CN201910591866.7A CN201910591866A CN110155258A CN 110155258 A CN110155258 A CN 110155258A CN 201910591866 A CN201910591866 A CN 201910591866A CN 110155258 A CN110155258 A CN 110155258A
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CN
China
Prior art keywords
water
lng
radiator
hull
cargo hold
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201910591866.7A
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Chinese (zh)
Inventor
夏义江
甄希金
欧卓琳
蔡广华
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Beibu Gulf University
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Beibu Gulf University
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Filing date
Publication date
Application filed by Beibu Gulf University filed Critical Beibu Gulf University
Priority to CN201910591866.7A priority Critical patent/CN110155258A/en
Publication of CN110155258A publication Critical patent/CN110155258A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B7/00Preservation or chemical ripening of fruit or vegetables
    • A23B7/14Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10
    • A23B7/153Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10 in the form of liquids or solids
    • A23B7/158Apparatus for preserving using liquids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H21/00Use of propulsion power plant or units on vessels
    • B63H21/20Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63JAUXILIARIES ON VESSELS
    • B63J2/00Arrangements of ventilation, heating, cooling, or air-conditioning
    • B63J2/02Ventilation; Air-conditioning
    • B63J2/08Ventilation; Air-conditioning of holds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63JAUXILIARIES ON VESSELS
    • B63J2/00Arrangements of ventilation, heating, cooling, or air-conditioning
    • B63J2/12Heating; Cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H21/00Use of propulsion power plant or units on vessels
    • B63H21/20Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units
    • B63H2021/202Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units of hybrid electric type
    • B63H2021/205Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units of hybrid electric type the second power unit being of the internal combustion engine type, or the like, e.g. a Diesel engine

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The invention discloses a kind of diesel-LNG double fuel inland river vegetables and fruits carriers, it is related to technical field of ships, including hull, diesel oil propeller, combustion gas propeller and fluid reservoir, hull is equipped with cargo hold, the outlet end of fluid reservoir is connected with vaporizer, vaporizer is fixed on hull, vaporizer includes shell and is arranged in the intracorporal LNG gas transmission of shell around pipe, water-bath room is equipped in shell, the upper end of water-bath room is equipped with water inlet, the lower end of water-bath room is equipped with water outlet, LNG gas transmission is respectively communicated with fluid reservoir and combustion gas propeller around the both ends of pipe, water outlet is connected with preservation device, preservation device is set in cargo hold, preservation device includes humidifier and several radiators, radiator is set to the side wall of cargo hold, humidifier is connected to radiator by water pipe.When flowing through radiator by the water at low temperature of vaporizer, the heat spreading function through radiator cools down to cargo hold, in cargo hold fresh vegetables and fruit etc. carry out it is fresh-keeping.

Description

A kind of diesel-LNG double fuel inland river vegetables and fruits carrier
Technical field
The present invention relates to technical field of ships, and in particular to a kind of diesel-LNG double fuel inland river vegetables and fruits carrier.
Background technique
With the development of the global economy, the in short supply and problem of environmental pollution of global petroleum resources is got worse, and is made Flammability is good, consumption figure sharp increase of the small natural gas of pollution, natural gas room temperature is gas, is not easy to storage and remote Transport, therefore generally using -163 DEG C of cryogenic liquid LNG are first transformed into, (Liquefied Natural Gas, liquefaction are natural Gas), then storage and long distance transportation.But before using LNG, need to realize using vapourizing unit by -163 DEG C or so temperature LNG be increased to 5 DEG C or so of NG (Natural Gas, natural gas), currently used vapourizing unit is generally vaporizer, passes The vaporizer of system can be divided into liquid heating according to heat source classification and air heats two kinds.And for LNG ship, due to water source Abundance is obtained and is easy, so being typically all to use liquid heating method, is extracted river water using water pump and is entered vaporizer to it Interior LNG is heated, and the river water after cooling is directly flow back in river.Although this mode is convenient, the river water after cooling is not Through causing the waste of the energy using directly flowing back in river.
Summary of the invention
The present invention provides a kind of diesel-LNG double fuel inland river vegetables and fruits carrier, and the low temperature river water after solving LNG vaporization is not The problem of being utilized and causing energy waste.
The present invention is achieved through the following technical solutions: a kind of diesel-LNG double fuel inland river vegetables and fruits carrier, packet Hull, diesel oil propeller, combustion gas propeller and fluid reservoir are included, the hull is equipped with the first piggyback pod, the second piggyback pod, liquid storage cabin And cargo hold, first piggyback pod, the second piggyback pod and liquid storage cabin are set to the tail portion of the hull, first piggyback pod with Second piggyback pod is respectively arranged on the lower section of the main deck of the hull tail portion, and the liquid storage cabin is set to the main first of the hull tail portion On plate, the cargo hold is set between the main deck of the hull tail portion and the stem of hull;The diesel oil propeller is set to described In first piggyback pod;The combustion gas propeller is set in second piggyback pod;The fluid reservoir is fixed at the liquid storage cabin Interior, the outlet end of the fluid reservoir is connected with for by the vaporizer of LNG vaporization, the vaporizer to be fixed on the hull; The vaporizer includes that shell and LNG gas transmission are equipped with water-bath room in pipe, the shell, and the LNG gas transmission is around the both ends of pipe point Be not fixed on the both ends of the shell, the LNG gas transmission is set up in the water-bath room in the middle part of pipe, the water-bath room it is upper End is equipped with water inlet, and the lower end of the water-bath room is equipped with water outlet, and the LNG gas transmission is respectively equipped with liquefaction naturally around the both ends of pipe Gas entrance and vaporized natural outlet, the liquefied natural gas entrance are connected to the outlet end of the fluid reservoir, and the vaporization is natural Combustion gas propeller described in gas outlet, the water inlet are connected with water pump, and the pump mouth of the water pump is connected to river water, described Water outlet is connected with preservation device by water pipe, and the preservation device is set in the cargo hold;The preservation device includes humidification Device and several radiators, several described radiators include the first radiator being sequentially communicated by water pipe, the second heat dissipation Device ... N radiator, first radiator are connect with the water outlet, and the N radiator is connect with humidifier, The humidifier and radiator are set in the cargo hold, and the radiator includes inner tube and several cooling fins, and said inner tube is solid Due to the side wall of the cargo hold, the cooling fin is fixed on the outer wall of said inner tube, the humidifier include water tank, atomizer and Blower, the water tank are fixed on the side wall of the cargo hold, and the bottom of the water tank is equipped with inlet, and the inlet passes through water pipe It is connected to the N radiator, the middle part of the side wall of the water tank is equipped with discharge outlet, and the top of the water tank is equipped with mist exhausting port, institute It states atomizer to be fixed in the water tank, the atomizer is higher than the discharge outlet, and the pump mouth of the atomizer is lower than described Discharge outlet, the blower are set in the mist exhausting port, and the discharge outlet is connected to the outside of the hull by water pipe.
Further, mat insulation is equipped between the vaporizer and the hull.Since LNG gasification can make vaporizer Temperature decrease, mat insulation can be avoided damage of the low temperature to hull of vaporizer.
Further, the cooling fin is fixed at said inner tube towards the side of the cargo compartment, several described to dissipate Backing is uniformly arranged.So that being spread by the temperature of the water of vaporizer into cargo hold, good cooling effect.
Further, the two sides of the cargo hold are additionally provided with heat-insulating cloth, when the preservation device does not work, the heat-insulating cloth lid State preservation device in residence.
Further, fagging is fixed in the water tank, the fagging is higher than the discharge outlet, and the fagging is equipped with Leakage hole, the atomizer are fixed on the fagging.When ship being avoided to rock, the powder-refining with water in water tank is splashed on atomizer.
Further, the water pipe that the water outlet connects the radiator is wrapped with insulating layer.It keeps passing through vaporizer Water temperature.
It is obtained by the present invention to have the beneficial effect that due to taking above-mentioned technical proposal
1, diesel-LNG double fuel inland river vegetables and fruits carrier of the invention uses two kinds of fuel of LNG and diesel oil, in LNG abundance In the case where use combustion gas propeller, diesel oil propeller is reused after LNG is finished, reduces the usage amount of diesel oil, energy-saving ring It protects, and LNG is at low cost.
2, preservation device, preservation device packet are equipped in the cargo hold of diesel-LNG double fuel inland river vegetables and fruits carrier of the invention Radiator and humidifier are included, for vaporizer during by liquefied natural gas vaporization, liquefied natural gas absorbs the water in water-bath room Heat so that the temperature of the indoor water of water-bath reduces, the water at low temperature in water-bath room is transported in cargo hold by water pipe, then is passed through The heat spreading function of radiator reduces the temperature in cargo hold, in cargo hold fresh vegetables and fruit etc. carry out fresh-keeping, humidifier spray Low temperature fog out increases the humidity in cargo hold, keeps the moisture of the fresh vegetables and fruit in cargo hold, and the present invention makes full use of The characteristics of LNG vaporization heat absorption, the low temperature river water obtained after LNG vaporization is transported in cargo hold, using the effect of radiator Reduce cargo hold in temperature, in cargo hold fresh vegetables and fruit carry out it is fresh-keeping, improve energy utilization rate, saved energy Source.
3, humidifier of the invention carries out moisturizing to air in cargo hold, and atomizer is by the water atomization in water tank at fog, wind Fog is discharged in cargo hold by machine, and since the coolant-temperature gage in water tank is low, obtained fog temperature is relatively low, thus fog to cargo hold into It can also cool down to cargo hold while row moisturizing.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of diesel-LNG double fuel inland river vegetables and fruits carrier of the invention;
Fig. 2 is the structural schematic diagram of vaporizer and preservation device of the invention;
Wherein, 1- hull, 2- cargo hold, the first piggyback pod of 3-, the second piggyback pod of 4-, 5- liquid storage cabin, 6- diesel oil propeller, 7- Combustion gas propeller, 8- fluid reservoir, 9- vaporizer, 91- shell, 92-LNG gas transmission go out around pipe, 93- water-bath room, 94- water inlet, 95- The mouth of a river, 96- liquefied natural gas entrance, the outlet of 97- vaporized natural, 98- water pump, 10- radiator, 101- inner tube, 102- heat dissipation Piece, 11- humidifier, 111- water tank, 112- atomizer, 113- blower, 114- inlet, 115- discharge outlet, 116- mist exhausting port.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
Please refer to shown in Fig. 1, a kind of diesel-LNG double fuel inland river vegetables and fruits carrier, including hull 1, diesel oil propeller 6, Combustion gas propeller 7 and fluid reservoir 8, diesel oil propeller 6, combustion gas propeller 7 and fluid reservoir 8 are fixed at respectively on hull 11, bavin Oily propeller 6 and combustion gas propeller 7 are symmetrically set in the two sides of hull 1.The model YC6K295L-C20 of diesel oil propeller 6, it is specified Power is 218KW, rated speed 1500r/min.The model YC6K295LN-C20 of combustion gas propeller 7, rated power are 218KW, rated speed 1500r/min.
The lower section of the main deck of 1 tail portion of hull is respectively symmetrically equipped with the first piggyback pod 3 and the second piggyback pod 4,1 tail portion of hull Main deck be equipped with liquid storage cabin 5, between the main deck of 1 tail portion of hull and the stem of hull 1 be equipped with cargo hold 2, cargo hold 2 be equipped with top Canopy and side wall, the side wall of cargo hold 2 are equipped with venthole, exhaust fan are equipped in venthole, be linked on the two sides side wall of cargo hold 2 every Hot cloth.
Diesel oil propeller 6 is set in the first piggyback pod 3, and combustion gas propeller 7 is set in the second piggyback pod 4, and fluid reservoir 8 is fixed In liquid storage cabin 5, fluid reservoir 8 is the horizontal gas tank of LNG peculiar to vessel.The outlet end of fluid reservoir 8 is connected with for by the vapour of LNG vaporization Change device 9, vaporizer 9 is fixed on the main deck of hull 1, and mat insulation is equipped between vaporizer 9 and hull 1.The top of fluid reservoir 8 Equipped with filling opening, filling opening is connected with LNG filling tube, and LNG filling tube is connected with charging joint far from one end of filling opening, needs When filling LNG into fluid reservoir 8, it is filled with connector and is connected to gas-filling station filling LNG.
Shown in referring to figure 2., vaporizer 9 includes that shell 91 and LNG gas transmission are equipped with water-bath room 93 in pipe 92, shell 91, LNG gas transmission is individually fixed in the both ends of shell 91 around the both ends of pipe 92, and LNG gas transmission is set up in water-bath room 93 around the middle part of pipe 92 Interior, the right side of the upper end of water-bath room 93 is equipped with water inlet 94, and the left side of the lower end of water-bath room 93 is equipped with water outlet 95, LNG gas transmission It is equipped with liquefied natural gas entrance 96 around the left end of pipe 92, LNG gas transmission is equipped with vaporized natural outlet 97, liquefaction around the right end of pipe 92 Gas inlet 96 is connected to the outlet end of fluid reservoir 8 by tracheae, and vaporized natural outlet 97 is connected to combustion gas by tracheae and promotes Device 7, water inlet 94 are connected with water pump 98, and the pump mouth of water pump 98 is connected to river water, and water outlet 95 is connected with preservation device, fresh-keeping Device is set in cargo hold 2, and when preservation device does not work, heat-insulating cloth is pulled down, covers preservation device.
Shown in referring to figure 2., preservation device includes humidifier 11 and several radiators 10, several radiators 10 include The first radiator for being sequentially communicated by water pipe, the second radiator ... N radiator, the first radiator and water outlet 95 Connection, N radiator are connect with humidifier 11, and radiator 10 and humidifier 11 are set in cargo hold 2, and radiator 10 includes inner tube 101 and several cooling fins 102, inner tube 101 be fixed on the side wall of cargo hold 2, cooling fin 102 is fixed at inner tube 101 towards goods Side inside cabin 2, several cooling fins 102 are uniformly arranged, and the inner tube 101 of several radiators 10 is sequentially connected by water pipe, The water pipe that water outlet 95 connects radiator 10 is wrapped with insulating layer, and insulating layer is spongy layer.Humidifier 11 include water tank 111, Atomizer 112 and blower 113, the bottom of water tank 111 are equipped with inlet 114, and inlet 114 connects N radiator by water pipe Inner tube 101, the middle part of the side wall of water tank 111 is equipped with discharge outlet 115, and the top of water tank 111 is equipped with mist exhausting port 116, water tank 111 It is inside fixed with fagging, fagging is higher than discharge outlet 115, and fagging is equipped with leakage hole, and atomizer 112 is fixed on fagging, is atomized The pump mouth of device 112 is connected to the water in water tank 111, and blower 113 is set in mist exhausting port 116, and discharge outlet 115 is connected to by water pipe River water.
Above description is the detailed description for the present invention preferably possible embodiments, but embodiment is not limited to this hair Bright patent claim, it is all the present invention suggested by technical spirit under completed same changes or modifications change, should all belong to In the covered the scope of the patents of the present invention.

Claims (6)

1. a kind of diesel-LNG double fuel inland river vegetables and fruits carrier, it is characterised in that: including
Hull, the hull are equipped with the first piggyback pod, the second piggyback pod, liquid storage cabin and cargo hold, and first piggyback pod, second move Power cabin and liquid storage cabin are set to the tail portion of the hull, and first piggyback pod and the second piggyback pod are respectively arranged on the hull tail The lower section of the main deck in portion, the liquid storage cabin are set on the main deck of the hull tail portion, and the cargo hold is set to the hull tail Between the main deck in portion and the stem of hull;
Diesel oil propeller, the diesel oil propeller are set in first piggyback pod;
Combustion gas propeller, the combustion gas propeller are set in second piggyback pod;
Fluid reservoir, the fluid reservoir are fixed in the liquid storage cabin, and the outlet end of the fluid reservoir is connected with for by LNG vapour The vaporizer of change, the vaporizer are fixed on the hull;
The vaporizer includes that shell and LNG gas transmission are equipped with water-bath room in pipe, the shell, and the LNG gas transmission is around the two of pipe End is individually fixed in the both ends of the shell, and the LNG gas transmission is set up in the water-bath room in the middle part of pipe, the water-bath room Upper end be equipped with water inlet, the lower end of the water-bath room is equipped with water outlet, and the LNG gas transmission is respectively equipped with liquefaction around the both ends of pipe Gas inlet and vaporized natural outlet, the liquefied natural gas entrance are connected to the outlet end of the fluid reservoir, the vaporization Gas outlet is connected to the combustion gas propeller, and the water inlet is connected with water pump, and the pump mouth of the water pump is connected to river water, The water outlet is connected with preservation device by water pipe, and the preservation device is set in the cargo hold;
The preservation device includes humidifier and several radiators, several described radiators include being sequentially communicated by water pipe The first radiator, the second radiator ... N radiator, first radiator are connect with the water outlet, described N radiator is connect with humidifier, and the humidifier and radiator are set in the cargo hold, if the radiator include inner tube and Dry cooling fin, said inner tube are fixed on the side wall of the cargo hold, and the cooling fin is fixed on the outer wall of said inner tube, the humidification Device includes water tank, atomizer and blower, and the water tank is fixed on the side wall of the cargo hold, and the bottom of the water tank, which is equipped with, catchments Mouthful, the inlet is connected to the N radiator by water pipe, and the middle part of the side wall of the water tank is equipped with discharge outlet, the water The top of case is equipped with mist exhausting port, and the atomizer is fixed in the water tank, and the atomizer is higher than the discharge outlet, the mist The pump mouth for changing device is lower than the discharge outlet, and the blower is set in the mist exhausting port, and the discharge outlet is connected to institute by water pipe State the outside of hull.
2. a kind of diesel-LNG double fuel inland river according to claim 1 vegetables and fruits carrier, it is characterised in that: the vaporization Mat insulation is equipped between device and the hull.
3. a kind of diesel-LNG double fuel inland river according to claim 1 vegetables and fruits carrier, it is characterised in that: the heat dissipation Piece is fixed at said inner tube towards the side of the cargo compartment, and several cooling fins are uniformly arranged.
4. a kind of diesel-LNG double fuel inland river according to claim 1 vegetables and fruits carrier, it is characterised in that: the cargo hold Two sides be additionally provided with heat-insulating cloth, when the preservation device does not work, the heat-insulating cloth covers the preservation device.
5. a kind of diesel-LNG double fuel inland river according to claim 1 vegetables and fruits carrier, it is characterised in that: the water tank It is inside fixed with fagging, the fagging is higher than the discharge outlet, and the fagging is equipped with leakage hole, and the atomizer is fixed on institute It states on fagging.
6. a kind of diesel-LNG double fuel inland river according to claim 1 vegetables and fruits carrier, it is characterised in that: the water outlet The water pipe that mouth connects the radiator is wrapped with insulating layer.
CN201910591866.7A 2019-07-01 2019-07-01 A kind of diesel-LNG double fuel inland river vegetables and fruits carrier Pending CN110155258A (en)

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Application Number Priority Date Filing Date Title
CN201910591866.7A CN110155258A (en) 2019-07-01 2019-07-01 A kind of diesel-LNG double fuel inland river vegetables and fruits carrier

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Application Number Priority Date Filing Date Title
CN201910591866.7A CN110155258A (en) 2019-07-01 2019-07-01 A kind of diesel-LNG double fuel inland river vegetables and fruits carrier

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CN112741348A (en) * 2021-01-04 2021-05-04 江苏连新云岭实业发展有限公司 Fresh-keeping process and equipment for agricultural product production

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112741348A (en) * 2021-01-04 2021-05-04 江苏连新云岭实业发展有限公司 Fresh-keeping process and equipment for agricultural product production

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