JP6725196B1 - Cip洗浄方法 - Google Patents
Cip洗浄方法 Download PDFInfo
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- JP6725196B1 JP6725196B1 JP2019025782A JP2019025782A JP6725196B1 JP 6725196 B1 JP6725196 B1 JP 6725196B1 JP 2019025782 A JP2019025782 A JP 2019025782A JP 2019025782 A JP2019025782 A JP 2019025782A JP 6725196 B1 JP6725196 B1 JP 6725196B1
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Abstract
従来のCIP洗浄方法である製品製造が終了した後、まず常温の水でライン中を5分間、前洗浄し、次に、例えば50〜60℃の酸性洗浄剤で15分間酸洗浄して無機質の沈着物を溶解除去した後、40℃程度の水で酸をすすぎ、次に80℃程度のアルカリ洗浄剤(水酸化ナトリウム水溶液や塩素系アルカリ洗浄剤溶液)で50分間たんぱく質や炭水化物を溶解除去し、更に、常温の水で20分程度濯いでアルカリ洗浄剤を除去し、最後に常温の水で最終濯ぎを15分間行うCIP洗浄における労力、時間、エネルギー、資源の省力化を図るばかりか十分な洗浄効果を得ることが可能なCIP洗浄方法を提供する。
【解決手段】
常温の純水による前洗浄工程の後、温度が60〜80℃のカソード電解水による洗浄液で洗浄し、その後常温の純水により後洗浄工程を行う。
【選択図】図1
Description
1.アノード室に純水を入れるとともに電解質溶液槽に電解質として炭酸カリウム(K2CO3)を入れて電気分解する。
2.+電極の表面において以下の反応が生じる。
K2CO3 → 2K+CO3 - ・・・・(1)
H2O → H++OH- ・・・・(2)
3.次に電解されたH+とCO3 - で以下の反応が生じる。
2H++CO3 - → H2CO3 ・・・・(3)
2OH- → 2H+O2↑ ・・・・(4)
K2CO3+CO2+H2O → 2KHCO3 ・・・・(5)
更に、KHCO3は水に溶解するが、pH8.6位のため、追加で電解質として炭酸カリウム(K2CO3)を加えてもpHは高くならない。
アノード室で電解されたK+イオンが陽イオン交換膜を通過してカソード室に引き込まれ、H2Oが分解されて生成されたOH-イオンと対イオンを形成してpHが上昇し本発明の実施の形態に用いられる、pH12.0〜13.5のカソード電解水が製造できる。
H2O → H++OH- ・・・・(6)
Claims (3)
- 有機物および無機質を含む飲食料品の製造ラインから有機物および無機質の汚れを除去する際におけるCIP洗浄方法であって、常温の水による前洗浄工程の後、炭酸カリウム水溶液を電解して得たpH12.0〜13.5のカソード電解水を水で希釈したpH10.0〜11.5の洗浄液とし、温度を60〜80℃に設定した前記洗浄液で洗浄し、その後常温の水により後洗浄工程を行うことを特徴とするCIP洗浄方法。
- 前記洗浄液の導電率が5.0〜7.0mS/cmであることを特徴とする請求項1記載のCIP洗浄方法。
- 前記洗浄液に塩素濃度が600〜2000ppmの次亜塩素酸ナトリウム溶液が加えられていることを特徴とする請求項1または2に記載のCIP洗浄方法。
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JP2019025782A JP6725196B1 (ja) | 2019-02-15 | 2019-02-15 | Cip洗浄方法 |
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Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001327934A (ja) * | 2000-05-23 | 2001-11-27 | Nippon Steel Corp | 洗浄装置および洗浄方法 |
JP2003103261A (ja) * | 2001-09-28 | 2003-04-08 | Amano Corp | 電解洗浄水の生成方法及びその装置、電解洗浄水 |
JP3816421B2 (ja) * | 2002-05-29 | 2006-08-30 | アマノ株式会社 | 電解アルカリ洗浄水の生成装置 |
JP3978144B2 (ja) * | 2003-01-28 | 2007-09-19 | ホシザキ電機株式会社 | 電解イオン水生成装置 |
JP5252159B2 (ja) * | 2011-10-19 | 2013-07-31 | 有限会社ケイビー | 建物外壁の洗浄方法、及び、外壁洗浄システム |
EP2937309B1 (en) * | 2012-12-21 | 2023-08-02 | Dai Nippon Printing Co., Ltd. | Beverage filling method |
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