CN104871747A - Low-temperature grain storage method for low-temperature barn - Google Patents
Low-temperature grain storage method for low-temperature barn Download PDFInfo
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- CN104871747A CN104871747A CN201510288030.1A CN201510288030A CN104871747A CN 104871747 A CN104871747 A CN 104871747A CN 201510288030 A CN201510288030 A CN 201510288030A CN 104871747 A CN104871747 A CN 104871747A
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Abstract
The invention discloses a low-temperature grain storage method for a low-temperature barn. A ground cage ventilation pipeline is paved on the ground of the barn; an under-film ventilation pipeline is arranged on the middle part of the barn; grains are piled in the barn in such a manner that a grain pile covers the under-film ventilation pipeline, and a grain mask covers the grain pile; the under-film ventilation pipeline is communicated with a grain pile negative-pressure circulating fan; the ground cage ventilation pipeline is connected with a grain pile positive-pressure circulating fan; when the temperature of air outside the barn is lower than the upper temperature limit value Tmax of grain low-temperature storage, natural air outside the barn is used for cooling; when the temperature outside the barn is higher than the upper temperature limit value Tmax of grain low-temperature storage, a refrigeration room is used for refrigerating in order that the temperature in the refrigeration room is lower than the Tmax, low-temperature air is supplied into the grain pile through the ground cage ventilation pipeline, and the low-temperature air flows through the under-film ventilation pipeline from bottom to top and enters the refrigeration room to be circulated continually. By adopting the low-temperature grain storage method, the low-temperature barn can be refrigerated more intelligently, the existing barn cooling machine is replaced, the refrigeration efficiency is increased, and the energy consumption is lowered.
Description
Technical field
The present invention relates to a kind of field of low-temperature grain-storage, refer to a kind of low temperature storing grain method of low temperature silo especially.
Background technology
Low-temperature grain-storage technology is exactly having the machinery of certain artificial intelligence and automation technology application in the process stored grain, low temperature 15 DEG C or accurate low temperature less than 20 DEG C is maintained at storage period grain stack temperature by controlling grain, thus the grain ageing that causes because of self respiration of delay grain and fission phenomenon.And the form that the mean of storing grain of current low temperature silo mainly utilizes natural low temperature mechanical ventilating storage grain to meet an urgent need in conjunction with portable cold paddy machine, when summer temperature is too high, just move to outside silo by cold paddy machine, the cold air then utilizing cold paddy machine to produce is squeezed in grain heap and is cooled grain heap.Right this refrigeration system has the following disadvantages a little: 1. automaticity is not low, and labour intensity is large, 2. need to connect cold duct when the cold paddy machine of movable type uses, and these cold ducts are all exposed in the hot-air outside silo, therefore energy consumption is very large, and cooling effectiveness is low temporarily, 3. grain heap is after storing winter, the temperature of grain heap inside is lower, and after summer, receive external heat radiation, the ambient temperature of grain heap raises gradually, but the temperature of grain heap central area remains and is in a suitable low-temperature storage temperature, general below 15 DEG C, and the cold air of the generation of current cold paddy machine can enter into all regions in grain heap, and when hot day, the temperature of the cold air that cold paddy machine produces may pile central area temperature higher than grain, therefore, actual for grain heap central area is heat up but not cooling, therefore, this method is also unreasonable, not only increase energy consumption, and be unfavorable for the storage of grain heap central area grain.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of and reduce personnel labor intensity, the low temperature storing grain method that more intelligent, rational energy consumption is low.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of low temperature storing grain method of low temperature silo, and arrange between a refrigeration in the inside of silo, install an air-conditioner in refrigeration indoor set; At the ground of silo tiling cage air pipeline on the ground, air pipeline under the middle part of silo arranges film, is deposited in grain in silo and makes grain pile just air pipeline under cover layer, grain heap covers grain facial mask; Under film, air pipeline and grain are piled negative-pressure cyclic blower fan and are communicated with, on the ground cage air pipeline pile the positive press bond of malleation circulating fan with grain;
When the temperature of silo extraneous air is than the temperature upper limit T of grain low-temperature storage
maxtime low, utilize natural wind cooling out of my cabin;
When the temperature of silo extraneous air is than the temperature upper limit T of grain low-temperature storage
maxgao Shi, indoor set starts refrigeration between refrigeration, and the temperature making refrigeration interior is lower than T
max, and the Cryogenic air utilizing grain heap malleation circulating fan to be produced by indoor set is through the grain of cage air pipeline infeed on the ground heap, under Cryogenic air from bottom to top flows over film, air pipeline enters into continuation circulation between refrigeration.
After have employed technique scheme, effect of the present invention is: this low temperature storing grain method, without the need to cold paddy machine, utilizes between the refrigeration of silo inside and freezes, improve refrigeration, reduce energy consumption.Can reduce simultaneously or maintain storehouse temperature and grain temperature by a set of refrigeration unit, and realize circulation in storehouse when not destroying cold central layer.Fall storehouse temperature air conditioner than traditional, fall the pattern that the mobile cold paddy machine of grain temperature destroys the whole storehouse cooling of cold central layer, its automation, intelligence degree are higher, and energy consumption is lower, operates easier.
In addition, further preferred, the concrete grammar of the cooling of natural wind is out of my cabin utilized to be: at silo outer setting one positive pressure fan out of my cabin, positive pressure fan will be sent in the cage air pipeline of ground by cold air out of my cabin out of my cabin, cold air enters into grain heap through ground cage air pipeline and from bottom to top flows out of my cabin, finally under film, air pipeline flows between refrigeration, and the storehouse window between refrigeration is opened, and the air between refrigeration flows out outside silo through storehouse window.
Further preferred, the air that superjacent air space piled by cold air between described low temperature storing grain method also comprises refrigeration and grain above grain facial mask carries out circulating method of ventilation on the grain that exchanges, on such grain, method of ventilation can isolate the thermal radiation of grain heap top, improves the effect of grain storage.
Further preferred, on described grain, method of ventilation is specially: be provided with vent between refrigeration, and between refrigeration on be provided with grain face ventilation blower, this grain face ventilation blower by between refrigeration lower than T
maxcold air be blown into grain heap superjacent air space, cold air between refrigeration blows from silo medium position to be shunted to both sides to the bulkhead relative with between refrigeration, and being back between refrigeration along two adjacent bulkheads between refrigeration respectively, on this grain, draft type is simply effective, and ventilation is quick.
Further preferred, cold air glide path from bottom to top in grain heap is: cold air upwards flows from grain heap bottom even, then walk around grain heap central area and also upwards flow to the diffusion of grain heap surrounding, the cold air higher than grain heap central area temperature can be avoided like this to enter grain heap central area, avoid grain to pile central area heating, improve the effect of low-temperature grain-storage.
Further preferred, grain heap malleation circulating fan is communicated with by kuppe with between the part air outlet of the indoor set between refrigeration, the cold air supplied provisions heap refrigeration that grain heap malleation circulating fan directly utilizes indoor set to produce.Like this, grain heap malleation circulating fan directly can utilize the part cooling air of indoor set, and without the need to waiting for that the temperature between refrigeration declines and can freeze to grain heap, the refrigeration that grain is piled is quicker.
Further preferred, described grain heap superjacent air space, grain heap inside are provided with several temperature sensors, are also provided with temperature sensor in refrigeration and in kuppe; The temperature sensor detection grain stack temperature inner when grain heap is too high, and the temperature sensor in kuppe detects that temperature is lower than T
maxtime, grain heap malleation circulating fan just works, and when the temperature sensor of grain heap superjacent air space detects that temperature is too high, and the temperature in refrigeration is lower than T
maxtime, grain face ventilation blower just works.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the plane on the silo top of the embodiment of the present invention;
Fig. 2 is the structural representation between refrigeration;
Fig. 3 is the plane on the silo ground of the embodiment of the present invention;
Fig. 4 is the space schematic diagram of refrigeration system;
In accompanying drawing: 1. silo; 11. first cross walls; 12. vertical walls; 13. second cross walls; 14. eaves walls; 2. between refrigeration; 21. vents; 22. storehouse windows; 3. indoor set; 4. grain face ventilation blower; 5. grain heap malleation circulating fan; 6. grain heap negative-pressure cyclic blower fan; 7. off-premises station; 8. stair; 9. air pipeline under film; 91. main ventilation pipes; 92. second ventilation ducts; 93. first ventilation ducts; 94. points of interfaces; 10. ground cage air pipeline; 101. main pipeline; 102. branch pipe(tube); 103. separate ventilation interfaces; 104. nitrogen fill interface; 15. steam lines; 16. return-air ducts.
Embodiment
Below by specific embodiment, the present invention is described in further detail.
As shown in Figures 1 to 4, a kind of low temperature silo Intelligent refrigeration system, comprises silo 1, and be generally speaking all that several silos 1 constitute grain depot side by side, and the construction of grain depot is preferably near river, can prevent fire like this, simultaneously convenient transport.And silo 1 is generally all by the second cross wall 13, first cross wall 11, vertical wall 12 and eaves wall 14 surround, unsettledly in described silo 1 to be provided with between refrigeration 2, between described refrigeration, 2 are arranged at the eaves wall 14 of silo 1 and are positioned at the middle part of silo 1, and be provided with vent 21 on 2 between refrigeration, this vent 21 is used for piling superjacent air space with the grain in silo 1 and is communicated with, described vent 21 number is two and is positioned at second cross wall of between refrigeration 2, on first cross wall, to enter between refrigeration in 2 at the eaves wall 14 arranged outside stair 8 of silo 1, and the north of 2 is provided with storehouse window 22 between refrigeration, for refrigeration between 2 and silo 1 outside carry out air exchange.Between described refrigeration 2 wall on be provided with grain face ventilation blower 4, preferably, on the vertical wall that this grain face ventilation blower 4 is arranged between refrigeration 2 and air outlet towards the vertical wall 12 of silo 1, by refrigeration between 2 air blow to grain heap superjacent air space, be provided with cooling indoor set 3 in 2 between described refrigeration, silo 1 outer setting has off-premises station 7, on the ground of described silo 1, tiling has cage air pipeline 10 on the ground, the middle part of described silo 1 is provided with air pipeline 9 under film, under described film, air pipeline 9 is positioned at the below of grain facial mask and piles face near grain, under described film, air pipeline 9 is provided with the return-air hole being distributed in silo 1 surrounding, grain heap malleation circulating fan 5 and grain heap negative-pressure cyclic blower fan 6 is provided with in 2 between described refrigeration, the air inlet of described grain heap malleation circulating fan 5 with between refrigeration in 2 space be communicated with, the air outlet of described grain heap malleation circulating fan 5 is communicated with ground cage air pipeline 10 by steam line 15, the aspiration end of described grain heap negative-pressure cyclic blower fan 6 is communicated with air pipeline under film 9 by return-air duct 16, the air outlet of described grain heap negative-pressure cyclic blower fan 6 with between refrigeration in 2 space be communicated with, described grain heap superjacent air space and grain are provided with the temperature sensor of several detected temperatures in piling, this temperature sensor and control indoor set 3, grain face ventilation blower 4, grain heap malleation circulating fan 5 is connected with the intelligent controlling device of grain heap negative-pressure cyclic blower fan 6 start and stop.Wherein, intelligent controlling device, using PC as host computer, controls using PLC as slave computer.
Wherein, in such scheme, under described film, air pipeline 9 comprises laterally extending main ventilation pipe 91, one end away from eaves wall of this main ventilation pipe 91 is provided with some first ventilation duct 93 extending longitudinally, one end of the close eaves wall of this main ventilation pipe 91 is provided with some second ventilation duct 92 extending longitudinally, described first ventilation duct 93 is near the vertical wall 12 of silo 1, described second ventilation duct 92 is near the eaves wall 14 of silo 1, and first ventilation duct 93 road and second ventilation duct 92 tunnel are all provided with described return-air hole, and described main ventilation pipe 91 is provided with between first ventilation duct 93 and second ventilation duct 92 some convenient point interfaces 94 installed arm and connect, this point of interface 94 ordinary circumstance is all sealing state, situation according to reality selects whether connect arm.As shown in Figure 1 and Figure 4, position between first ventilation duct 93 and second ventilation duct 92 just in time correspond to the central area of grain heap, so can upwards flow when cold air enters into grain heap bottom, and make the return-air hole on first ventilation duct 93 and second ventilation duct 92 produce negative pressure due to the effect of grain heap negative-pressure cyclic blower fan 6, like this, in flow of cold air process, grain heap central area resistance greatly and do not arrange return-air hole, therefore can walk around grain heap central area to enter and enter south from return-air hole, second ventilation duct 92, thus avoid the temperature affecting grain heap central area.
And as shown in Figure 2, described ground cage air pipeline 10 comprises and is positioned at eaves wall 14 and main pipeline 101 extending longitudinally, the laterally extending branch pipe(tube) 102 that is communicated with respectively with main pipeline 101, described main pipeline 101 is communicated with steam line 15, the branch pipe(tube) 102 of cage air pipeline 10 somely can be followed and be laid on the ground of silo 1 on the ground, branch pipe(tube) 102 is provided with several gas outlets.
Conveniently utilize cold air out of my cabin to carry out ventilating and cooling to silo 1 when winter, described main pipeline 101 is provided with and extends to separate ventilation interface 103 out of my cabin, this outer vent is used for the outer positive pressure fan of connecting cabin, and certainly, this ground cage air pipeline 10 has also been reserved nitrogen and filled interface 104.
Between refrigeration, the indoor set 3 of 2 is provided with fan, refrigerant being inhaled thermogenetic cold air to blow between refrigeration in 2, in order to fast cold air lower for temperature is sent to cage air pipeline 10 on the ground, a kuppe is connected at the fan outlet place of indoor set 3, part cooling air is blown in kuppe, this kuppe connects described grain heap malleation circulating fan 5 again, this kuppe is provided with the mouth that leaks out, when grain heap malleation circulating fan 5 works, cold air enters into vent passages on the ground through kuppe fast, and this cold air not to enter between refrigeration 2, therefore temperature is the air outlet temperature of indoor set 3, this temperature is lower, meet the cooling requirement of grain heap.
Described off-premises station 7 comprises air-cooled condenser and the water-cooled condenser of series connection mutually, this water-cooled condenser is provided with refrigerant passage and the cooling-water duct of heat exchange, described refrigerant passage circulates with the refrigerant passage of indoor set 3 and is communicated with, the water inlet of described cooling-water duct is all communicated with river water source with delivery port, directly utilize river to cool, improve cooling effectiveness, reduce energy consumption, and air-cooled condenser can assist use, improve cooling effectiveness further.
This low-temperature grain-storage Intelligent refrigeration system, it is miniaturized that refrigeration machine is equipped with power, cryogenic temperature is lower, refrigerating capacity will match with silo capacity, ventilating system is applicable to span at 24 meters and following, heap grain height at 7 meters and following, the large storehouse of capacity below 1500 tons, if silo capacity is comparatively large, then needs to be equipped with a set of above system and just can meet the demands.This Intelligent refrigeration system solves and can reduce simultaneously or maintain storehouse temperature and grain temperature by a set of refrigeration unit, and realizes circulation in storehouse when not destroying cold central layer.Fall storehouse temperature air conditioner than traditional, fall the pattern that the mobile cold paddy machine of grain temperature destroys the whole storehouse cooling of cold central layer, its automation, intelligence degree are higher, and energy consumption is lower, operates easier.After have employed technique scheme, effect of the present invention is: have following advantage at least compared with the refrigeration system of existing low-temperature grain-storage: be 1. provided with in silo between refrigeration in this refrigeration system, refrigeration pipe is all prefabricated and be arranged in silo inside, therefore cold is lost little, and capacity usage ratio is high; 2. this refrigeration system is without the need to cold paddy machine, and utilize the power that indoor set produces as cold air, cost is lower; 3. this refrigeration system utilizes the cold air between refrigeration to freeze to grain heap superjacent air space, has isolated the thermal radiation at silo top like this, has improve the effect of low-temperature grain-storage; 4. this refrigeration system multiple positions set temperature sensor monitor in real time grain heap inner and above and temperature between refrigeration, utilize the start and stop of each blower fan of control system Based Intelligent Control, without the need to manual operation, more intelligent automaticization, and remote controlled.
In addition, the invention also discloses a kind of low temperature storing grain method of low temperature silo 1, to arrange between a refrigeration 2 in the inside of silo 1, install an air-conditioner in 2 between refrigeration indoor set 3; At the ground of silo 1 tiling cage air pipeline 10 on the ground, air pipeline 9 under the middle part of silo 1 arranges film, is deposited in grain in silo 1 and makes grain pile just air pipeline 9 under cover layer, grain heap covers grain facial mask; Under film, air pipeline 9 and grain are piled negative-pressure cyclic blower fan 6 and are communicated with, on the ground cage air pipeline 10 pile the positive press bond of malleation circulating fan 5 with grain;
When the temperature of silo 1 extraneous air is than the temperature upper limit T of grain low-temperature storage
maxtime low, utilize natural wind cooling out of my cabin, generally speaking preferred T
maxit is 15 DEG C.
When the temperature of silo 1 extraneous air is than the temperature upper limit T of grain low-temperature storage
maxgao Shi, indoor set 3 starts 2 refrigeration between refrigeration, to make between refrigeration temperature in 2 lower than T
max, and utilize grain to pile Cryogenic air that indoor set 3 produces by malleation circulating fan 5 feeds grain heap through cage air pipeline 10 on the ground, and Cryogenic air from bottom to top flows over air pipeline 9 under film and to enter between refrigeration 2 and continue circulation.
And utilize the concrete grammar of the cooling of natural wind to be out of my cabin: at silo 1 outer setting one positive pressure fan out of my cabin, positive pressure fan will be sent in ground cage air pipeline 10 by cold air out of my cabin out of my cabin, cold air enters into grain heap through ground cage air pipeline 10 and from bottom to top flows out of my cabin, final under film air pipeline 9 to flow between refrigeration 2, storehouse window 22 between refrigeration on 2 is opened, and between refrigeration, the air of 2 flows out outside silo 1 through storehouse window 22.
Described low temperature storing grain method also comprise by between refrigeration 2 cold air and grain facial mask above the grain air of piling superjacent air space to carry out circulating method of ventilation on the grain that exchanges.On described grain, method of ventilation is specially: between refrigeration, be provided with vent 21 on 2, and is provided with grain face ventilation blower 4 on 2 between refrigeration, this grain face ventilation blower 4 by between refrigeration 2 lower than T
maxcold air be blown into grain heap superjacent air space, between refrigeration, the cold air of 2 blows from silo 1 medium position and shunts to both sides to after 2 relative bulkheads between refrigeration, and to be back between refrigeration 2 along 2 adjacent two bulkheads between refrigeration respectively, on grain method of ventilation and grain heap method of ventilation separate but all rely between refrigeration 2 cold air.
Cold air glide path from bottom to top in grain heap is: cold air upwards flows from grain heap bottom even, then walks around grain heap central area and upwards flows to the surrounding diffusion of grain heap.Its structure by air pipeline 9 under aforesaid film realizes.
Between grain heap malleation circulating fan 5 and refrigeration 2 indoor set 3 part air outlet between be communicated with by kuppe, the cold air supplied provisions heap that grain heap malleation circulating fan 5 directly utilizes indoor set 3 to produce freezes.
Described grain heap superjacent air space, grain heap inside are provided with several temperature sensors, between refrigeration in 2 and be also provided with temperature sensor in kuppe; The temperature sensor detection grain stack temperature inner when grain heap is too high, and the temperature sensor in kuppe detects that temperature is lower than T
maxtime, grain heap malleation circulating fan 5 just works, and when the temperature sensor of grain heap superjacent air space detects that temperature is too high, and the temperature between freezing in 2 is lower than T
maxtime, grain face ventilation blower 4 just works.And when refrigeration between 2 temperature lower than T
maxtime, intelligent controlling device can control freeze between 2 indoor set 3 work make the temperature moment of between refrigeration 2 maintain T
maxbelow.Certainly, in actual use, under film, air pipeline 9 and ground cage air pipeline 10 all can be provided with several valves, to control the flow direction of cold air.
The above embodiment is only the description to the preferred embodiment of the present invention; not as limiting the scope of the invention; design on the basis of spirit not departing from the present invention; the various distortion make technical solution of the present invention and transformation, all should fall in protection domain that claims of the present invention determine.
Claims (7)
1. a low temperature storing grain method for low temperature silo, is characterized in that: arrange between a refrigeration in the inside of silo, install an air-conditioner in refrigeration indoor set; At the ground of silo tiling cage air pipeline on the ground, air pipeline under the middle part of silo arranges film, is deposited in grain in silo and makes grain pile just air pipeline under cover layer, grain heap covers grain facial mask; Under film, air pipeline and grain are piled negative-pressure cyclic blower fan and are communicated with, on the ground cage air pipeline pile the positive press bond of malleation circulating fan with grain;
When the temperature of silo extraneous air is than the temperature upper limit T of grain low-temperature storage
maxtime low, utilize natural wind cooling out of my cabin;
When the temperature of silo extraneous air is than the temperature upper limit T of grain low-temperature storage
maxgao Shi, indoor set starts refrigeration between refrigeration, and the temperature making refrigeration interior is lower than T
max, and the Cryogenic air utilizing grain heap malleation circulating fan to be produced by indoor set is through the grain of cage air pipeline infeed on the ground heap, under Cryogenic air from bottom to top flows over film, air pipeline enters into continuation circulation between refrigeration.
2. the low temperature storing grain method of a kind of low temperature silo as claimed in claim 1, it is characterized in that: utilize the concrete grammar of the cooling of natural wind to be out of my cabin: at silo outer setting one positive pressure fan out of my cabin, positive pressure fan will be sent in the cage air pipeline of ground by cold air out of my cabin out of my cabin, cold air enters into grain heap through ground cage air pipeline and from bottom to top flows out of my cabin, finally under film, air pipeline flows between refrigeration, storehouse window between refrigeration is opened, and the air between refrigeration flows out outside silo through storehouse window.
3. the low temperature storing grain method of a kind of low temperature silo as claimed in claim 2, is characterized in that: the air that superjacent air space piled by the cold air between described low temperature storing grain method also comprises refrigeration and grain above grain facial mask carries out circulating method of ventilation on the grain that exchanges.
4. the low temperature storing grain method of a kind of low temperature silo as claimed in claim 3, it is characterized in that: on described grain, method of ventilation is specially: between refrigeration, be provided with vent, and refrigeration between on be provided with grain face ventilation blower, this grain face ventilation blower by refrigeration between lower than T
maxcold air be blown into grain heap superjacent air space, the cold air between refrigeration blows from silo medium position shunt to after relative bulkhead between refrigeration to both sides, and is back between refrigeration along two adjacent bulkheads between freezing respectively.
5. the low temperature storing grain method of a kind of low temperature silo as claimed in claim 4, to it is characterized in that: cold air glide path from bottom to top in grain heap is: cold air upwards flows from grain heap bottom even, then walk around grain heap central area and upwards flow to the surrounding diffusion of grain heap.
6. the low temperature storing grain method of a kind of low temperature silo as claimed in claim 5, it is characterized in that: grain heap malleation circulating fan is communicated with by kuppe with between the part air outlet of the indoor set between refrigeration, the cold air supplied provisions heap refrigeration that grain heap malleation circulating fan directly utilizes indoor set to produce.
7. the low temperature storing grain method of a kind of low temperature silo as claimed in claim 6, is characterized in that: described grain heap superjacent air space, grain heap inside are provided with several temperature sensors, are also provided with temperature sensor in refrigeration and in kuppe; The temperature sensor detection grain stack temperature inner when grain heap is too high, and the temperature sensor in kuppe detects that temperature is lower than T
maxtime, grain heap malleation circulating fan just works, and when the temperature sensor of grain heap superjacent air space detects that temperature is too high, and the temperature in refrigeration is lower than T
maxtime, grain face ventilation blower just works.
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| CN105432262A (en) * | 2015-12-07 | 2016-03-30 | 湖北叶威(集团)智能科技有限公司 | Natural low-temperature barn and grain storage method thereof |
| CN106594907A (en) * | 2016-08-31 | 2017-04-26 | 江苏永昇空调有限公司 | Special intelligent air conditioning unit of grain storehouse |
| CN107535198A (en) * | 2017-10-19 | 2018-01-05 | 潘均业 | Water-cooled silo |
| CN107690988A (en) * | 2017-10-19 | 2018-02-16 | 潘均业 | Low temperature silo |
| CN108533044A (en) * | 2018-07-04 | 2018-09-14 | 肖昭然 | A kind of energy horizontal warehouse system |
| CN108951895A (en) * | 2018-07-27 | 2018-12-07 | 安徽科杰粮保仓储设备有限公司 | A kind of grain depot is from drivingly SAPMAC method and surface insulation system |
| CN109197178A (en) * | 2018-09-30 | 2019-01-15 | 成都科宏机电有限公司 | A kind of grain storing granary cooling device |
| CN109691307A (en) * | 2019-02-22 | 2019-04-30 | 河南同创高科有限公司 | Circulation mends cooling system in a kind of silo |
| CN111512799A (en) * | 2020-04-20 | 2020-08-11 | 湖州市储备粮管理有限公司 | Granary with internal refrigeration and temperature control functions and temperature control method |
| CN113796216A (en) * | 2021-09-14 | 2021-12-17 | 台州市一鸣机械股份有限公司 | Circulation heat preservation granary of brown rice or rice |
| CN114637348A (en) * | 2022-03-24 | 2022-06-17 | 广西盛世粮机械有限公司 | Industrial centralized refrigeration type low-temperature granary temperature control system |
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| CN107535198A (en) * | 2017-10-19 | 2018-01-05 | 潘均业 | Water-cooled silo |
| CN107690988A (en) * | 2017-10-19 | 2018-02-16 | 潘均业 | Low temperature silo |
| CN108533044A (en) * | 2018-07-04 | 2018-09-14 | 肖昭然 | A kind of energy horizontal warehouse system |
| CN108951895A (en) * | 2018-07-27 | 2018-12-07 | 安徽科杰粮保仓储设备有限公司 | A kind of grain depot is from drivingly SAPMAC method and surface insulation system |
| CN109197178A (en) * | 2018-09-30 | 2019-01-15 | 成都科宏机电有限公司 | A kind of grain storing granary cooling device |
| CN109197178B (en) * | 2018-09-30 | 2023-09-05 | 成都科宏机电有限公司 | Grain storage granary heat sink |
| CN109691307A (en) * | 2019-02-22 | 2019-04-30 | 河南同创高科有限公司 | Circulation mends cooling system in a kind of silo |
| CN109691307B (en) * | 2019-02-22 | 2024-03-19 | 河南同创高科有限公司 | Circulation cooling system in granary |
| CN111512799A (en) * | 2020-04-20 | 2020-08-11 | 湖州市储备粮管理有限公司 | Granary with internal refrigeration and temperature control functions and temperature control method |
| CN111512799B (en) * | 2020-04-20 | 2023-10-24 | 湖州市储备粮管理有限公司 | Granary capable of controlling temperature by refrigerating in granary and temperature control method |
| CN113796216A (en) * | 2021-09-14 | 2021-12-17 | 台州市一鸣机械股份有限公司 | Circulation heat preservation granary of brown rice or rice |
| CN114637348A (en) * | 2022-03-24 | 2022-06-17 | 广西盛世粮机械有限公司 | Industrial centralized refrigeration type low-temperature granary temperature control system |
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