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GB/T 21440.2-2008: Instrument for dam monitoring -- Settlement gauge -- Part 2: Electromagnetism type settlement gauge
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| GB/T 21440.2-2008 | English | 169 |
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Instrument for dam monitoring -- Settlement gauge -- Part 2: Electromagnetism type settlement gauge
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GB/T 21440.2-2008
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Basic data | Standard ID | GB/T 21440.2-2008 (GB/T21440.2-2008) | | Description (Translated English) | Instrument for dam monitoring -- Settlement gauge -- Part 2: Electromagnetism type settlement gauge | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | P10 | | Classification of International Standard | 07.060 | | Word Count Estimation | 7,792 | | Date of Issue | 2008-06-17 | | Date of Implementation | 2008-10-01 | | Quoted Standard | GB 9969.1; GB/T 50279 | | Regulation (derived from) | National Standard Approval Announcement 2008 No.10 (Total No.123) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the electromagnetic meter drop terminology and definitions, product classification and composition, technical requirements, test methods, inspection rules and signs, packaging, transport, storage and so on. This section applies to all types for embankment dams, slope, excavation and filling works to monitor electromagnetic settlement gauge. | GB/T 21440.2-2008: Instrument for dam monitoring -- Settlement gauge -- Part 2: Electromagnetism type settlement gauge
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Instrument for dam monitoring Settlement gauge Part 2. Electromagnetism type settlement gauge
ICS 07.060
P10
National Standards of People's Republic of China
Instrument for dam monitoring instrument Settlement
Part 2. Electromagnetic settlement gauge
Posted 2008-06-17
2008-10-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
GB/T 21440 "dam monitoring instruments settlement gauge" is divided into four parts.
--- Part 1. Water-type settlement instrument;
--- Part 2. Electromagnetic settlement instrument;
--- Part 3. Hydraulic settlement instrument;
--- Part 4. wishbone settlement gauge.
This is Part 2 GB/T 21440 of.
This part of the People's Republic of China Ministry of Water Resources and focal points.
This part mainly drafted by. MWR hydrological instruments and geotechnical engineering Instrument Quality Supervision, Inspection and Testing Center, Nanjing Hydraulic Research
Institute, State Grid Nanjing Automation Research Institute, Ministry of Water Resources Hydrology Nanjing Hydraulic Research Institute of Automation.
Participated in the drafting of this section. the country's industrial production permit office hydrological instruments and geotechnical engineering Instrument Examination Department.
The main drafters of this section. ZhangYuCheng, Guan Ping Hong, Lu Youqing, Shi Minghua.
The drafters of some of the participants. Yuanpu Sheng.
Instrument for dam monitoring instrument Settlement
Part 2. Electromagnetic settlement gauge
1 Scope
This section GB/T 21440 specifies the electromagnetic settlement gauge of terms and definitions, product classifications and composition, technical requirements, test methods,
Inspection rules and signs, packaging, transportation, storage and so on.
This section applies to all types for the dam, slope, excavation and fill other engineering monitoring electromagnetic settlement gauge.
2 Normative references
The following documents contain provisions which, through reference GB/T 21440 in this section constitute provisions of this section. For dated reference documents
Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section
Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this
section.
GB 9969.1 Instructions General Industrial Products
GB/T 50279 Standard for fundamental terms of geotechnical engineering
3 Terms and Definitions
GB/T 50279 and established the following terms and definitions apply to this part of the GB/T 21440 of.
3.1
By measuring probe after reading measured in vivo hoop (plate) or ring, from the settlement of the probe tube from the mouth of the measuring point is calculated elevation changes, into
The measuring point measured settlement instrument.
3.2
By measuring probe after reading measured in vivo hoop (board), the distance between the probe tube from the mouth of the settlement to calculate the elevation change that is the measuring point measuring point Shen
Drop electromagnetic settlement gauge (3.1).
3.3
Probe built with reed and measured settlement body is a permanent magnet ring electromagnetic settlement gauge (3.1).
4 Categories, composition and specifications
4.1 Classification
Electromagnetic oscillating magnetic settlement gauge points and Reed.
4.2 Composition
Electromagnetic settlement gauge consists of the probe, settling ring (plate), cable (including cable reel), measuring tape composition.
Note. Settlement ring (board) can be used as a stand-alone product, the technical requirements of this part of the standard provisions only briefly.
4.3 Specifications
Settlement ring size shall meet the requirements in Table 1.
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