发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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Vapor Flow Vacuum Pump
本标准规定了蒸汽流真空泵(包括扩散泵、扩散喷射泵)的型式、规格、基本参数、技术要求、试验方法、检验规则以及标志、包装、运输和贮存。 本标准适用于以油蒸气作为工作介质的扩散泵及扩散喷射泵
Vapour vacuum pumps
本标准规定了蒸汽流真空泵临界前级压力的测定。 本标准适用于以油或汞为工作液的蒸汽流泵,包括扩散泵、喷射泵以及扩散喷射泵即油增压泵(泵能在分子流和层流范围工作,具有扩散泵和喷射泵的组合性能)。所述三种蒸汽流泵以下简称为泵。 这些泵装否挡板或冷阱均可
Performance determination of vapor flow vacuum pump Part II: Determination of the front stage of critical pressure
本标准规定了蒸汽流真空泵泵液返流率和加热时间的测量方法。 本标准适用于下列蒸汽流真空泵:扩散泵、扩散喷射泵(以下简称为泵)。泵工作室温为(20±5)℃,泵工作液蒸汽压低于100Pa
Vapour vacuum pumps measurement of performance characteristics.Measurement of back-streaming rate of pump fluid and the heating time
GB/T 19955的本部分规定了测量蒸汽流真空泵体积流率的方法。 本部分所涉及的泵由下列3种油、汞蒸汽泵组成: ——扩散泵; ——喷射泵; ——增压泵(即泵能在分子流和层流范围工作,具有扩散泵和喷射泵的组合性能)。 这些泵可以装或不装挡板或
Vapour vacuum pumps.Measurement of performance characteristics.Part 1:Measurement of volume rate of flow (pumping speed)
本标准规定了蒸汽真空泵抽气速率(体积流率)的测定。 本标准适用于以油或汞为工作液的蒸汽流泵,包括扩散泵、喷射泵以及扩散喷射泵即如JB/T 7673的规定,也称为油增压泵(泵能在分子流和层流范围工作,具有扩散泵和喷射泵的组合性能)。所述三种蒸汽流泵以下简称为泵。 这些泵装否
Performance measurement of vapor flow vacuum pump Part 1: Determination of pumping rate (volume flow rate)
GB/T 19955的本部分规定了测量蒸汽流真空泵临界前级压力的方法。 蒸汽流泵的性能对前级压力的依赖关系可用工作范围的入口压力和前级压力的关系曲线图来详尽描述。 一般情况下,按3.1所规定的用单一参数规定临界前级压力是合适的。但就某些情况而言,特别是超高真空性能或像氢和
Vapour vacuum pumps.Measurement of performance characteristics.Part 2:Measurement of critical backing pressure
Water vapor jet vacuum pump
Vacuum technology - Rules for the measurement of steam jet vacuum pumps and steam jet compressors - Motive fluid: steam / Note: Date of issue 2023-01-06*Intended as replacement for DIN 28430 (2017-06).
Vacuum technology - Rules for the measurement of steam jet vacuum pumps and steam jet compressors - Motive fluid: steam / Note: To be replaced by DIN 28430 (2023-02).
Vacuum technology - Rules for the measurement of steam jet vacuum pumps and steam jet compressors - Motive fluid: steam / Note: To be replaced by DIN 28430 (2023-02).
Vacuum technology - Rules for the measurement of steam jet vacuum pumps and steam jet compressors - Motive fluid: steam
Vacuum technology; acceptance specifications for diffusions pumps and vapour jet vacuum pumps for vapour pressures of the pump fluid <1 mbar
Vacuum technology - Rules for the measurement of steam jet vacuum pumps and steam jet compressors - Motive fluid: steam
Vacuum technology - Standard methods for measuring vacuum-pump performance - Part 2 : positive displacement vacuum pumps.
Vapor Flow Vacuum Pump
本标准规定了蒸汽流真空泵(包括扩散泵、扩散喷射泵)的型式、规格、基本参数、技术要求、试验方法、检验规则以及标志、包装、运输和贮存。 本标准适用于以油蒸气作为工作介质的扩散泵及扩散喷射泵
Vapour vacuum pumps
本标准规定了蒸汽流真空泵临界前级压力的测定。 本标准适用于以油或汞为工作液的蒸汽流泵,包括扩散泵、喷射泵以及扩散喷射泵即油增压泵(泵能在分子流和层流范围工作,具有扩散泵和喷射泵的组合性能)。所述三种蒸汽流泵以下简称为泵。 这些泵装否挡板或冷阱均可
Performance determination of vapor flow vacuum pump Part II: Determination of the front stage of critical pressure
本标准规定了蒸汽流真空泵泵液返流率和加热时间的测量方法。 本标准适用于下列蒸汽流真空泵:扩散泵、扩散喷射泵(以下简称为泵)。泵工作室温为(20±5)℃,泵工作液蒸汽压低于100Pa
Vapour vacuum pumps measurement of performance characteristics.Measurement of back-streaming rate of pump fluid and the heating time
GB/T 19955的本部分规定了测量蒸汽流真空泵体积流率的方法。 本部分所涉及的泵由下列3种油、汞蒸汽泵组成: ——扩散泵; ——喷射泵; ——增压泵(即泵能在分子流和层流范围工作,具有扩散泵和喷射泵的组合性能)。 这些泵可以装或不装挡板或
Vapour vacuum pumps.Measurement of performance characteristics.Part 1:Measurement of volume rate of flow (pumping speed)
本标准规定了蒸汽真空泵抽气速率(体积流率)的测定。 本标准适用于以油或汞为工作液的蒸汽流泵,包括扩散泵、喷射泵以及扩散喷射泵即如JB/T 7673的规定,也称为油增压泵(泵能在分子流和层流范围工作,具有扩散泵和喷射泵的组合性能)。所述三种蒸汽流泵以下简称为泵。 这些泵装否
Performance measurement of vapor flow vacuum pump Part 1: Determination of pumping rate (volume flow rate)
GB/T 19955的本部分规定了测量蒸汽流真空泵临界前级压力的方法。 蒸汽流泵的性能对前级压力的依赖关系可用工作范围的入口压力和前级压力的关系曲线图来详尽描述。 一般情况下,按3.1所规定的用单一参数规定临界前级压力是合适的。但就某些情况而言,特别是超高真空性能或像氢和
Vapour vacuum pumps.Measurement of performance characteristics.Part 2:Measurement of critical backing pressure
Water vapor jet vacuum pump
Vacuum technology - Rules for the measurement of steam jet vacuum pumps and steam jet compressors - Motive fluid: steam / Note: Date of issue 2023-01-06*Intended as replacement for DIN 28430 (2017-06).
Vacuum technology - Rules for the measurement of steam jet vacuum pumps and steam jet compressors - Motive fluid: steam / Note: To be replaced by DIN 28430 (2023-02).
Vacuum technology - Rules for the measurement of steam jet vacuum pumps and steam jet compressors - Motive fluid: steam / Note: To be replaced by DIN 28430 (2023-02).
Vacuum technology - Rules for the measurement of steam jet vacuum pumps and steam jet compressors - Motive fluid: steam
Vacuum technology; acceptance specifications for diffusions pumps and vapour jet vacuum pumps for vapour pressures of the pump fluid <1 mbar
Vacuum technology - Rules for the measurement of steam jet vacuum pumps and steam jet compressors - Motive fluid: steam
Vacuum technology - Standard methods for measuring vacuum-pump performance - Part 2 : positive displacement vacuum pumps.