JP2020080648A - 養液の硝化抑制方法及び装置 - Google Patents
養液の硝化抑制方法及び装置 Download PDFInfo
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- JP2020080648A JP2020080648A JP2018214143A JP2018214143A JP2020080648A JP 2020080648 A JP2020080648 A JP 2020080648A JP 2018214143 A JP2018214143 A JP 2018214143A JP 2018214143 A JP2018214143 A JP 2018214143A JP 2020080648 A JP2020080648 A JP 2020080648A
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- nutrient solution
- solution tank
- tank
- sterilization
- nitrification
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- 235000015097 nutrients Nutrition 0.000 title claims abstract description 148
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000001954 sterilising effect Effects 0.000 claims abstract description 46
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 40
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 241000894006 Bacteria Species 0.000 claims abstract description 28
- 238000003756 stirring Methods 0.000 claims abstract description 22
- 239000003206 sterilizing agent Substances 0.000 claims abstract description 11
- 239000000645 desinfectant Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 230000002401 inhibitory effect Effects 0.000 claims 1
- 241000196324 Embryophyta Species 0.000 abstract description 28
- -1 nitrite ions Chemical class 0.000 abstract description 12
- 238000009825 accumulation Methods 0.000 abstract description 7
- 230000007423 decrease Effects 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 111
- 230000002262 irrigation Effects 0.000 description 14
- 238000003973 irrigation Methods 0.000 description 14
- 239000007788 liquid Substances 0.000 description 12
- 244000052616 bacterial pathogen Species 0.000 description 7
- 239000003501 hydroponics Substances 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 230000000844 anti-bacterial effect Effects 0.000 description 6
- 239000003899 bactericide agent Substances 0.000 description 6
- 230000001546 nitrifying effect Effects 0.000 description 6
- 239000005416 organic matter Substances 0.000 description 5
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 4
- 239000003337 fertilizer Substances 0.000 description 4
- 230000009931 harmful effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 238000012414 sterilization procedure Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 230000002070 germicidal effect Effects 0.000 description 3
- 229940005654 nitrite ion Drugs 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000417 fungicide Substances 0.000 description 2
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 2
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 239000002349 well water Substances 0.000 description 2
- 235000020681 well water Nutrition 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 241000605159 Nitrobacter Species 0.000 description 1
- 241001453382 Nitrosomonadales Species 0.000 description 1
- 241000605122 Nitrosomonas Species 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000000855 fungicidal effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000002826 nitrites Chemical class 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 244000000003 plant pathogen Species 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- MWNQXXOSWHCCOZ-UHFFFAOYSA-L sodium;oxido carbonate Chemical compound [Na+].[O-]OC([O-])=O MWNQXXOSWHCCOZ-UHFFFAOYSA-L 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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- Hydroponics (AREA)
Abstract
Description
NH4 + + 3/2O2 → NO2 - + 2H+ + H2O …(1)
16、60…撹拌装置
18…養液
20…給液ライン
26…潅水チューブ
30…圃場
32…栽培ベッド
34…栽培用培地
36…植物
40…pHセンサー
42…殺菌剤タンク
50…殺菌タンク
70…制御装置
Claims (6)
- 養液を用いて植物を栽培するにあたり、
養液タンク内を殺菌して、亜硝酸菌による養液の硝化を抑制することを特徴とする養液の硝化抑制方法。 - 前記養液タンク内の殺菌を、該養液タンク内のpHが低下した時に行うことを特徴とする請求項1に記載の養液の硝化抑制方法。
- 前記養液タンク内の殺菌を、該養液タンク内に殺菌剤を注入し撹拌することにより行い、殺菌後の洗浄水を前記養液タンク外に排出することを特徴とする請求項1又は2に記載の養液の硝化抑制方法。
- 養液タンクと、
該養液タンク内に殺菌剤を注入するための殺菌装置とを備え、
前記養液タンク内を殺菌して、亜硝酸菌による養液の硝化を抑制するようにされていることを特徴とする養液の硝化抑制装置。 - 前記養液タンク内のpHを検出するpHセンサーと、
該養液タンク内のpHが低下した時に前記殺菌剤を該養液タンク内に注入する手段と、
該養液タンク内の養液を撹拌する手段と、
撹拌・殺菌後の洗浄水を前記養液タンク外に排出する手段と、
を備えたことを特徴とする請求項4に記載の養液の硝化抑制装置。 - 前記養液タンク内のpHを検出するpHセンサーと、
該養液タンク内のpHが低下した時に該養液タンク内の養液が導入される殺菌タンクと、
該殺菌タンク内の養液を撹拌する手段と、
該殺菌タンク内で殺菌された養液を前記養液タンクに戻す手段と、
を備えたことを特徴とする請求項4に記載の養液の硝化抑制装置。
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JP2020080648A true JP2020080648A (ja) | 2020-06-04 |
JP7176365B2 JP7176365B2 (ja) | 2022-11-22 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057830A (ja) * | 1973-10-05 | 1975-05-20 | ||
JP2001017011A (ja) * | 1999-07-05 | 2001-01-23 | Taiyo Kogyo Co Ltd | 循環式養液栽培における養液の給液方法 |
JP2011000070A (ja) * | 2009-06-19 | 2011-01-06 | Osaka Prefecture | 養液栽培設備および養液栽培方法 |
CN103007311A (zh) * | 2012-12-19 | 2013-04-03 | 浙江大学 | 一种基于微酸性电解水的植物水培循环消毒系统 |
JP2017143779A (ja) * | 2016-02-17 | 2017-08-24 | 高砂熱学工業株式会社 | 栽培システム及び栽培方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5057830B2 (ja) | 2007-04-18 | 2012-10-24 | サンビー株式会社 | ゴム印判 |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057830A (ja) * | 1973-10-05 | 1975-05-20 | ||
JP2001017011A (ja) * | 1999-07-05 | 2001-01-23 | Taiyo Kogyo Co Ltd | 循環式養液栽培における養液の給液方法 |
JP2011000070A (ja) * | 2009-06-19 | 2011-01-06 | Osaka Prefecture | 養液栽培設備および養液栽培方法 |
CN103007311A (zh) * | 2012-12-19 | 2013-04-03 | 浙江大学 | 一种基于微酸性电解水的植物水培循环消毒系统 |
JP2017143779A (ja) * | 2016-02-17 | 2017-08-24 | 高砂熱学工業株式会社 | 栽培システム及び栽培方法 |
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