CO OZNACZA SŁOWO BACKFLOW
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Przepływ wsteczny jest terminem hydraulicznym w przypadku niepożądanego przepływu wody w kierunku odwrotnym. Może to stanowić poważne zagrożenie dla zdrowia związanego z zanieczyszczeniem zaopatrzenia w wodę pitną wodą zepsutą. W najbardziej oczywistym przypadku należy wyłączyć izolację ze spłuczką WC i zaopatrywać w wodę z muszli klozetowej. Z tego powodu kodeksy budynku dają szereg środków i urządzeń zapobiegających wstecznym, aby zapobiec przepływowi zwrotnemu.
Definicja słowa backflow w słowniku
Definicja przepływu wstecznego w słowniku to przepływ zwrotny, ruch w kierunku przeciwnym do jego poprzedniego, naturalnego lub zamierzonego kierunku.
KSIĄŻKI POWIĄZANE ZE SŁOWEM «BACKFLOW»
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1
Recommended practice for
backflow prevention and ...
AWWA Manual M14, Recommended Practice for Backflow Prevention and Cross-Connection Control, provides guidance to water purveyors on the recommended procedures and practices for operating a cross-connection control program.
American Water Works Association,
2004
2
Building Technology: Mechanical and Electrical Systems
The Code requires that, in any piping arrangement where it is possible for
contaminated water to flow back into the potable water supply, a backflow valve
or vacuum breaker be installed to prevent this backflow. (The backflow generally
is the ...
3
Simplified Irrigation Design
Backflow. of. Water. An irrigation system needs a device that will keep water from
flowing back into the potable water supply. These devices are called backflow
preventers, and they pievent the reverse flow of water.
4
Hot and Cold Water Supply
Backflow can be avoided by good system design and the proper positioning of
appropriate backflow prevention devices (see section 6.5). Backflow prevention
devices should be placed as near to the point of use as is practically possible,
and ...
BSI (British Standards Institution),, Robert H. Garrett,
2008
5
Impacts of Cross-Connections in North American Water ...
One piece of data, which relates directly to backflow, was the reporting of water
meters running backwards. Seventy-seven percent of the respondents indicated
they had a means of determining if their water meters run backwards. Those that
...
6
Cross-connection Control Manual
The following presents illustrations of typical plumbing installations where
backflow resulting from backpressure is possible. Backflow. Case I (Fig. 50) A.
Contact Point: A direct connection from the city supply to the boiler exists as a
safety ...
7
Mechanical and Electrical Systems in Architecture, ...
Backflow is a type of cross-connection that occurs when contaminated water or
some other liquid or substance unintentionally flows backwards into distribution
pipes containing potable water. Simply, it is water flowing in the opposite
direction ...
Frank Dagostino, Joseph B. Wujek,
2009
8
Direct Support and General Support Maintenance Manual for ...
REPAIR OF FUEL BACKFLOW VALVE, PRIMARY FUEL FILTER, FUEL/WATER
SEPARATOR, AND ASSOCIATED PARTS MODELS AVDS-1790-2C AND AVDS-
1790-2D ft MODEL AVDS-1790-2DR SLOTTED HEAD ADJUSTING. 3-130.
9
Impact of Wet-Pipe Fire Sprinkler Systems on Drinking Water ...
5.19 Average sulfate, HPC, and iron as a function of water age 98 5.20 Average
TDS, HPC, and TSS concentrations as a function of water age 100 5.21 Backflow
simulation 1 results 105 5.22 Backflow simulation 2 results 106 5.23 Backflow ...
Steven J. Duranceau, Jacquline V. Foster, Jack Poole,
1998
10
Imaging in Oncological Urology
Backflow into a tumor has been termed pyelocancerous backflow [189, 190]. It is
rare and of unknown significance. Intrarenal backflow refers to two things:
pyelotubular backflow and pyelointerstitial backflow. Pyelotubular backflow
occurs ...
Jean J. M. C. H. Rosette, Michael J. Manyak, Mukesh G. Harisinghani,
2008
WIADOMOŚCI, KTÓRE ZAWIERAJĄ SŁOWO «BACKFLOW»
Sprawdź, o czym dyskutuje się w prasie krajowej i zagranicznej oraz jak jest stosowane słowo
backflow w wiadomościach.
Alexandria Addresses Flooding and Drainage Concerns
To prevent a sewage backup during a storm: 1) Install a backflow preventer and ensure that it is in working order and closed as necessary; ... «Patch.com, Lip 15»
Beware of dairy sheds' compliance certificates, council says
The council found out about the issue after Environment Canterbury-mandated maintenance checks on the sheds' backflow prevention devices ... «Timaru Herald, Lip 15»
Pot bust and vandalism galore on July 5, 2015 Trentonian Police …
Theft: Police say someone stole two backflow preventers from the irrigation system off of Sayre Drive. Each unit costs approximately $1,150. «The Trentonian, Lip 15»
Company Shares of Rexnord Corporation Drops by -2.7%
Its Water Management product portfolio includes drainage products, flush valves and faucet products, backflow prevention pressure release ... «News Watch International, Lip 15»
Jhelum Fury
It means more than 52 per cent of the wetlands and the marshes have been destroyed in last 93 years and most of them now help in backflow ... «Kashmir Life, Lip 15»
Lake Country taps into meters
The money will go towards installing backflow prevention devices on agriculture water users in Lake Country as part of the district's water ... «Vernon Morning Star, Lip 15»
Let the Sangai dance
The study added that the backflow effect of the Khuga river through the Ungamel channel towards the south of the park caused a sudden water ... «The Statesman, Lip 15»
Flood-prone watershed is focus of nearly $1M project
It just causes backflow issues.” Since early June, Frisell, Weiter and intern Zach Valerio have been poking around culverts, dams and bridges ... «theday.com, Lip 15»
Drains "R" Us Plumbing
We also specialize in water softeners, backflow prevention testing and installation, in-pipe video inspections and locating, and water heaters ... «Waterloo Record, Lip 15»
Fire chief offers summer safety
Check the inside gas tubes for the buildup of spiderwebs that can cause blockage, causing gas to backflow in the control valves where it could ... «Mountain Mail Newspaper, Lip 15»