CN104813816A - Multilayer partition heat insulation ventilating low-temperature granary and temperature control method thereof - Google Patents
Multilayer partition heat insulation ventilating low-temperature granary and temperature control method thereof Download PDFInfo
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- CN104813816A CN104813816A CN201510278901.1A CN201510278901A CN104813816A CN 104813816 A CN104813816 A CN 104813816A CN 201510278901 A CN201510278901 A CN 201510278901A CN 104813816 A CN104813816 A CN 104813816A
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Abstract
The invention discloses a multilayer partition heat insulation ventilating low-temperature granary and a temperature control method thereof. Air between the top of the granary and a heat insulation layer is sealed to perform heat insulation, a partition heat insulation layer is added on an upper layer of a grain pile to lead a granary external cold source in to perform heat insulation, air between the upper layer of the grain pile and a heat insulation plate is at a low temperature, so that grains are stored at a low temperature or a quasi low temperature all year round; a control instrument performs automatic control to start and shut down an air source and an axial flow fan and open and close a sealing door and regulate the opening degree of the door, and accordingly the automatic ventilation temperature control of the granary is achieved. Cold air independently flows in a sealed mode in a sealed compartment and is not in direct contact with a grain layer, the moisture condensation is eliminated fundamentally, the quality of the stored grains is effectively maintained, the management risk and cost are reduced, and the goal of green grain storage is achieved.
Description
Technical field
The present invention relates to grain low temperature storage technical field, particularly relate to a kind of grain heap subregion insulated ventilation low-temperature grain-storage storehouse, upper strata and grain storage temperature control method thereof.
Background technology
Low-temperature grain-storage is as a kind of advanced technology, economical and practical grain storage and fresh-keeping method.Grain storage industry is in conjunction with self situation and geographical conditions, introduce and test various dissimilar low-temperature grain-storage technical scheme, but all there is certain limitation: air conditioner refrigeration low-temperature grain-storage, construction is simple, instant effect, but Energy Efficiency Ratio is low, and can not lower the temperature in time with local to grain heap is inner.Large-scale grain cooling machine refrigeration low-temperature grain-storage, though can lower the temperature in time with local to grain heap is inner, energy consumption is too large, and cost is high, and Energy Efficiency Ratio is minimum.Solar refrigeration is the most energy-conservation, but cost of manufacture is very high, and climate impact is large; Ground source low temperature can meet summer conventional come the storage requirements of grain, but huge structure, quantities is large, disposable input cost is very high and restriction by geographical conditions is very large, as long as do not want thermal source due to silo low-temperature receiver, can it recycle and require study, thus affect its application.And their common defect is: cold gas directly contacts with grain, inevitably produces grain moisture condensation.The thermal source of silo is mainly from the thermic load of building enclosure, and storehouse top area accounts for the building enclosure gross area than large, and it is very large that the heat imported into from Cang Ding always imports accounting example heat in building enclosure.
Summary of the invention
Object of the present invention is exactly the defect for above-mentioned prior art, and providing a kind of grain to pile upper strata increases subregion air heat-insulation layer, avoids condensation, realizes the insulated ventilation low-temperature grain-storage storehouse of energy-saving and environmental protection, and to the temperature control method that grain storage is carried out.
For reaching first above-mentioned object, the present invention realizes by the following technical solutions: insulated ventilation low-temperature grain-storage storehouse, a kind of Multilayer partition, comprise the silo of band thermal insulation layer, controller, air inlet wherein between the Cang Ding of silo and thermal insulation layer and exhaust ports all arrange external-open rotating seal door, its driving mechanisms control circuit is connected with controller, the exhaust outlet of described silo is provided with axial flow blower, its control circuit is connected with controller, the subregion thermal insulation layer of 0.5-0.8 rice height is set up at grain heap 1-1.5 rice, identity distance grain face, upper strata of silo, described subregion thermal insulation layer arranges multiple independently airtight compartment, a sidewall of described airtight compartment arranges air inlet near thermal insulation board place, be connected with the cold air source air outlet outside silo by pipeline, relative sidewall arranges suction opeing near silo thermal insulation layer place, be connected by the air intake vent of pipeline with cold air source, the centre of described airtight compartment also arranges Temperature Humidity Sensor, be connected with controller by circuit, the control circuit in described cold air source is connected with controller.
Described hermatic door adopts the lamination layer structure of double-layer inner filling heat insulation preservation material.
Air inlet and the suction opeing place of described airtight compartment all arrange adjustment doors, and its driving mechanisms control circuit is connected with controller.
The airtight compartment of described subregion thermal insulation layer adopts the sheet material of the lamination layer structure of double-layer inner filling heat insulation preservation material to make.
For reaching second above-mentioned object, the present invention realizes by the following technical solutions: a kind of Multilayer partition insulated ventilation low-temperature grain-storage temperature control method, comprise the following steps process: A, controller control the external-open rotating seal door of air inlet between Cang Ding and thermal insulation layer and exhaust ports automatically, with the axial flow blower on exhaust outlet, night in summer discharges the high temperature air be enclosed between the Cang Ding of silo and thermal insulation layer, the air of extraneous low temperature is entered and airtight, utilize airtight air to carry out heat insulation; B, controller control the running in cold air source automatically, according to the signal of each Temperature Humidity Sensor, the opening degree of the adjustment doors of the corresponding airtight compartment air inlet of independent adjustment and suction opeing, the cold air that cold air source is produced enters into corresponding airtight compartment according to concrete air temperatures, cold air autonomous closure in cold air source and airtight compartment runs, the air themperature of automatic control partition thermal insulation layer, energy consumption is low; C, under the Cold air mass influence of subregion thermal insulation layer, the upper air between aspect and subregion thermal insulation layer of grain heap is in low temperature or accurate cryogenic seal state always, makes the grain anniversary be in low temperature or quasi-low-temperature storage.
Compared with prior art, advantage of the present invention and good effect are: it is heat insulation that first the present invention adopts the air between the Cang Ding of airtight silo and thermal insulation layer to carry out, night discharges the high temperature air that is enclosed between the Cang Ding of silo and thermal insulation layer, the air of low temperature is entered and airtight.Recycling grain heap upper strata increases subregion air heat-insulation layer and outer for silo low-temperature receiver is imported insulation, make grain pile upper air between aspect and thermal insulation board and be in low temperature, thus make the grain anniversary be in low temperature or quasi-low-temperature storage, there is low energy consumption, the worry without weightless or humidification, maintenance high-quality.Especially the present invention adopts controller automatically to control to open, stop cold air source, axial flow blower, open and close hermatic door, regulate the opening degree of adjustment doors, thus realizing the automatic ventilation temperature control of grain storehouse, cold air flows in subregion air heat-insulation layer, does not directly contact with grain layer, fundamentally eliminate condensation, effectively keep the quality of grain storage, reduce managing risk and cost, achieve the target of Green Grain Storage.
Accompanying drawing explanation
Fig. 1 is grain storehouse structural representation of the present invention;
Fig. 2 is grain storehouse side-looking structural representation of the present invention
Fig. 3 is subregion thermal insulation layer floor map of the present invention;
In figure: 1-silo, the upper aspect of 2-grain heap, 3-subregion thermal insulation layer, 4-thermal insulation layer, 5-air inlet, 6-axial flow blower, 7-exhaust outlet, 8-suction opeing, 9-cold air source, 10-pipeline, 11-pipeline, 12-air inlet, 13-Temperature Humidity Sensor.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with accompanying drawing, the present invention is further elaborated.
As Fig. 1, 2, shown in 3, insulated ventilation low-temperature grain-storage storehouse, a kind of Multilayer partition provided by the invention, comprise the silo 1 of band thermal insulation layer 4, controller, air inlet 12 wherein between the Cang Ding of silo 1 and thermal insulation layer 4 and exhaust outlet 7 place all arrange external-open rotating seal door, its driving mechanisms control circuit is connected with controller, the exhaust outlet 7 of described silo 1 is provided with axial flow blower 6, its control circuit is connected with controller, on the grain heap of silo, aspect 2 sets up the subregion thermal insulation layer 3 of 0.5-0.8 rice height apart from 1-1.5 rice, grain face, described subregion thermal insulation layer 3 arranges multiple independently airtight compartment, a sidewall of described airtight compartment arranges air inlet 5 near thermal insulation board place, be connected by the air outlet of pipeline 10 with the cold air source 9 outside silo, relative sidewall arranges suction opeing 8 near silo 1 thermal insulation layer 4 place, be connected by the air intake vent of pipeline 11 with cold air source 9, the centre of described airtight compartment also arranges Temperature Humidity Sensor 13, be connected with controller by circuit, the control circuit in described cold air source 9 is connected with controller.
Preferably, hermatic door adopts the lamination layer structure of double-layer inner filling heat insulation preservation material.
Preferably, air inlet 5 and suction opeing 8 place of airtight compartment all arrange adjustment doors, and its driving mechanisms control circuit is connected with controller.
Preferably, the airtight compartment of subregion thermal insulation layer 3 adopts the sheet material of the lamination layer structure of double-layer inner filling heat insulation preservation material to make.
Grain storage temperature control method provided by the invention is: A, controller control the external-open rotating seal door at air inlet 12 between Cang Ding and thermal insulation layer 4 and exhaust outlet 7 place automatically, with the axial flow blower 6 on exhaust outlet 7, night in summer discharges the high temperature air be enclosed between the Cang Ding of silo 1 and thermal insulation layer 4, the air of extraneous low temperature is entered and airtight, utilize airtight air to carry out heat insulation; B, controller control the running in cold air source 9 automatically, according to the signal of each Temperature Humidity Sensor 13, the opening degree of the adjustment doors of the corresponding airtight compartment air inlet 5 of independent adjustment and suction opeing 8, the cold air that cold air source 9 is produced enters into corresponding airtight compartment according to concrete airtight compartment air temperatures, cold air autonomous closure in cold air source 9 and airtight compartment runs, the air themperature of automatic control partition thermal insulation layer 3, energy consumption is low; C, under the Cold air mass influence of subregion thermal insulation layer 3, the upper air between aspect 2 and subregion thermal insulation layer 3 of grain heap is in low temperature or accurate cryogenic seal state always, makes the grain anniversary be in low temperature or quasi-low-temperature storage.
It is heat insulation that the present invention utilizes the air between the Cang Ding of airtight silo and thermal insulation layer to carry out, and grain heap upper strata increases subregion air heat-insulation layer and imported by low-temperature receiver, thus make the grain anniversary be in low temperature or quasi-low-temperature storage, has low energy consumption, worry without weightless or humidification.Adopt controller automatically to control to open, stop low-temperature receiver, axial flow blower, open and close external-open rotating seal door, regulate the opening degree of adjustment doors, thus realize the automatic ventilation temperature control of grain storehouse, cold air flows in airtight compartment, does not directly contact, fundamentally eliminate condensation with grain layer.The all right releasing pressure automatically of external-open rotating seal door is explosion-proof, prevents the plague of rats.Thus effectively keep the quality of grain storage, reduce managing risk and cost, achieve the target of Green Grain Storage.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the present invention.
Claims (5)
1. insulated ventilation low-temperature grain-storage storehouse, a Multilayer partition, comprise the silo (1) of band thermal insulation layer (4), controller, it is characterized in that: the air inlet (12) between the Cang Ding of silo (1) and thermal insulation layer (4) and exhaust outlet (7) place all arrange external-open rotating seal door, its driving mechanisms control circuit is connected with controller, the exhaust outlet (7) of described silo (1) is provided with axial flow blower (6), its control circuit is connected with controller, on the grain heap of silo, aspect (2) sets up the subregion thermal insulation layer (3) of 0.5-0.8 rice height apart from 1-1.5 rice, grain face, described subregion thermal insulation layer (3) arranges multiple independently airtight compartment, a sidewall of described airtight compartment arranges air inlet (5) near thermal insulation board place, be connected by the air outlet of pipeline (10) with the cold air source (9) outside silo, relative sidewall arranges suction opeing (8) near silo (1) thermal insulation layer (4) place, be connected by the air intake vent of pipeline (11) with cold air source (9), the centre of described airtight compartment also arranges Temperature Humidity Sensor (13), be connected with controller by circuit, the control circuit of described cold air source (9) is connected with controller.
2. insulated ventilation low-temperature grain-storage storehouse, Multilayer partition according to claim 1, is characterized in that: described hermatic door adopts the lamination layer structure of double-layer inner filling heat insulation preservation material.
3. insulated ventilation low-temperature grain-storage storehouse, Multilayer partition according to claim 1, is characterized in that: air inlet (5) and suction opeing (8) place of described airtight compartment all arrange adjustment doors, and its driving mechanisms control circuit is connected with controller.
4. insulated ventilation low-temperature grain-storage storehouse, Multilayer partition according to claim 1, is characterized in that: the airtight compartment of described subregion thermal insulation layer (3) adopts the sheet material of the lamination layer structure of double-layer inner filling heat insulation preservation material to make.
5. a Multilayer partition insulated ventilation low-temperature grain-storage temperature control method, it is characterized in that comprising the following steps process: A, controller control the external-open rotating seal door at air inlet (12) between Cang Ding and thermal insulation layer (4) and exhaust outlet (7) place automatically, with the axial flow blower (6) on exhaust outlet (7), night in summer discharges the high temperature air be enclosed between the Cang Ding of silo (1) and thermal insulation layer (4), the air of extraneous low temperature is entered and airtight, utilize airtight air to carry out heat insulation; B, controller control the running of cold air source (9) automatically, according to the signal of each Temperature Humidity Sensor (13), the opening degree of the adjustment doors of the corresponding airtight compartment air inlet (5) of independent adjustment and suction opeing (8), the cold air that cold air source (9) is produced enters into corresponding airtight compartment according to concrete airtight compartment air temperatures, cold air autonomous closure in cold air source (9) and airtight compartment runs, the air themperature of automatic control partition thermal insulation layer (3), energy consumption is low; C, under the Cold air mass influence of subregion thermal insulation layer (3), the upper air between aspect (2) and subregion thermal insulation layer (3) of grain heap is in low temperature or accurate cryogenic seal state always, makes the grain anniversary be in low temperature or quasi-low-temperature storage.
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| CN201510278901.1A CN104813816B (en) | 2015-05-27 | 2015-05-27 | A kind of insulated ventilation low-temperature grain-storage storehouse, Multilayer partition and temperature control method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108040624A (en) * | 2017-12-08 | 2018-05-18 | 黑龙江强粮安装饰工程有限公司 | The full-automatic air control row accumulated heat ventilating system of novel granary |
| CN108575341A (en) * | 2017-12-27 | 2018-09-28 | 浙江越州仓储实业有限公司 | It is a kind of to connect warehousing system more |
| CN110294225A (en) * | 2019-07-01 | 2019-10-01 | 江门市新会区伍和兴陈皮有限公司 | A kind of dried orange peel storage silo and dried orange peel storage method |
| CN110839415A (en) * | 2019-12-02 | 2020-02-28 | 河南工业大学 | Thermal-insulated temperature control system in tall and big one-storey house granary heap top |
| CN111653957A (en) * | 2020-05-29 | 2020-09-11 | 国网福建省电力有限公司 | Zone control method suitable for environment in transformer substation control cabinet with storage battery |
| CN113606839A (en) * | 2021-07-19 | 2021-11-05 | 宁波沃弗圣龙环境技术有限公司 | Low-temperature granary of single-cooling water-cooling air conditioning unit and control method |
| CN115024103A (en) * | 2022-05-06 | 2022-09-09 | 南京财经大学 | Wisdom granary static storage grain temperature grain situation security protection early warning system and early warning device |
| CN115226506A (en) * | 2022-08-29 | 2022-10-25 | 上海海丰米业有限公司米业基地分公司 | Semi-sealed slow ventilation granary and ventilation process |
| CN108575341B (en) * | 2017-12-27 | 2024-05-14 | 浙江越州仓储实业有限公司 | Multi-connected warehousing system |
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| SU1685303A1 (en) * | 1989-05-11 | 1991-10-23 | Производственное Объединение "Челябинский Тракторный Завод Им.В.И.Ленина" | Container for storage of vegetables |
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| JP2898794B2 (en) * | 1991-07-15 | 1999-06-02 | 東南工業株式会社 | Grain storage equipment |
| CN2927659Y (en) * | 2006-03-01 | 2007-08-01 | 周天智 | Cool air bag dynamic heat insulation seal press lid grain and flour granary |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108040624A (en) * | 2017-12-08 | 2018-05-18 | 黑龙江强粮安装饰工程有限公司 | The full-automatic air control row accumulated heat ventilating system of novel granary |
| CN108575341A (en) * | 2017-12-27 | 2018-09-28 | 浙江越州仓储实业有限公司 | It is a kind of to connect warehousing system more |
| CN108575341B (en) * | 2017-12-27 | 2024-05-14 | 浙江越州仓储实业有限公司 | Multi-connected warehousing system |
| CN110294225A (en) * | 2019-07-01 | 2019-10-01 | 江门市新会区伍和兴陈皮有限公司 | A kind of dried orange peel storage silo and dried orange peel storage method |
| CN110839415A (en) * | 2019-12-02 | 2020-02-28 | 河南工业大学 | Thermal-insulated temperature control system in tall and big one-storey house granary heap top |
| CN111653957A (en) * | 2020-05-29 | 2020-09-11 | 国网福建省电力有限公司 | Zone control method suitable for environment in transformer substation control cabinet with storage battery |
| CN111653957B (en) * | 2020-05-29 | 2022-03-08 | 国网福建省电力有限公司 | Zone control method suitable for environment in transformer substation control cabinet with storage battery |
| CN113606839A (en) * | 2021-07-19 | 2021-11-05 | 宁波沃弗圣龙环境技术有限公司 | Low-temperature granary of single-cooling water-cooling air conditioning unit and control method |
| CN115024103A (en) * | 2022-05-06 | 2022-09-09 | 南京财经大学 | Wisdom granary static storage grain temperature grain situation security protection early warning system and early warning device |
| CN115024103B (en) * | 2022-05-06 | 2024-03-22 | 南京财经大学 | Intelligent grain bin static storage grain temperature and grain condition security and protection early warning system and early warning device |
| CN115226506A (en) * | 2022-08-29 | 2022-10-25 | 上海海丰米业有限公司米业基地分公司 | Semi-sealed slow ventilation granary and ventilation process |
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