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AWWA E200-18 Progressive Cavity Chemical Metering Pumps.
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Denver, CO :
American Water Works Association,
2018.
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Intro; Foreword; I. Introduction.; I.A. Background. This standard describes the minimum requirements for progressive cavity chemical metering pumps for water and wastewater treatment systems. This standard covers progressive cavity chemical metering pumps for materials resistant to aggress; I.B. History. While inventing a compressor for jet engines, aviation pioneer René Moineau discovered in 1930 that this principle could also work as a pumping system. The University of Paris awarded Moineau a doctorate of science for his thesis on "the new.
- I.C. Acceptance. In May 1985, the US Environmental Protection Agency (USEPA) entered into a cooperative agreement with a consortium led by NSF International (NSF) to develop voluntary third-party consensus standards and a certification program for directII. Special Issues. No special issues provided with this standard.; III. A. Purchaser Options and Alternatives. The following information shall be provided by the purchaser:; IV. Major Revisions. This is the first edition of the standard.; AWWA Standard; SECTION 1: GENERAL; Sec. 1.1 Scope; Sec. 1.2 Purpose; Sec. 1.3 Application.
- SECTION 2: REFERENCESSECTION 4: REQUIREMENTS; SECTION 5: VERIFICATION; Sec. 5.1 Factory Tests; Sec. 5.2 Basis for Rejection; SECTION 6: Delivery, Preparation for Shipment, and Affidavit; Sec. 6.1 Marking; Sec. 6.3 Storage; Sec. 6.4 Operation and Maintenance; Sec. 6.5 Affidavit of Compliance.