CE ÎNSEAMNĂ PENSTOCK ÎN ENGLEZĂ?
Vană
Un penstock este un șanț sau o poartă sau o structură de admisie care controlează debitul de apă sau o conductă închisă care livrează apă către turbine hidraulice și sisteme de canalizare. Este un termen care a fost moștenit de la tehnologia anterioară a iazurilor de morte și a morilor de apă.
Definiția penstock în dicționarul Engleză
Prima definiție a penstock-ului în dicționar este o conductă care furnizează apă unei centrale hidroelectrice. O altă definiție a penstock-ului este un canal care aduc apă de la porțile capului la o roată de apă. Penstock-ul este, de asemenea, un racord pentru controlul debitului de apă.
CĂRȚI ÎN ENGLEZĂ ÎN LEGĂTURĂ CU «PENSTOCK»
Descoperă întrebuințarea
penstock în următoarea selecție bibliografică. Cărți în legătură cu
penstock și extrase din aceasta pentru a furniza contextul de întrebuințare al acestuia în literatura Engleză.
1
Generation, Distribution and Utilization of Electrical Energy
conduit or penstock under controlled conditions. Trash racks or screens are used
to prevent debris passing into the water passage, Debris if allowed to move, will
damage the turbine blades or choke the nozzle of the impulse turbines.
2
Hydropower Developments: New Projects, Rehabilitation, and ...
S967/0. 10/2004. Penstock. protection. butterfly. valves. for. Nathpa. Jhakri.
Project,. India. V G CHILLAL GE Energy (UK) Limited, Doncaster. UK SYNOPSIS
This paper describes the way in which unique and conflicting design
requirements ...
IMechE (Institution of Mechanical Engineers),
2005
3
Geotechnics for Developing Africa: Proceedings of the 12th ...
Often it would not be necessary to replace the penstock and the installation of a
liner in the affected area may suffice e.g. where the bolts have corroded at a joint
in the penstock pipe and the pipe is slightly out of alignment and tailings is being
...
G.E. Blight, A.B. Fourie, G.R. Wardle,
1999
4
Steel Pipe: A Guide for Design and Installation, 4th Ed. (M11)
An economic study to determine penstock size generally requires that the annual
penstock cost plus the value of power lost in friction be minimal. The annual
penstock cost includes amortization of all related construction costs, operation
and ...
5
Electric Energy: An Introduction, Third Edition
And the power is Pp-Dill = As given in Equation 4.32, the power at the outtake of
the penstock is also the pressure at the outtake end (P,) multiplied by the flow
rate. Pp-out = Hence the relationship between the water head and water
pressure is ...
Mohamed A. El-Sharkawi,
2012
6
Civil Works for Hydroelectric Facilities: Guidelines for ...
locations, three drain valves at various invert locations, several manholes, and
numerous fire valve taps are installed along penstock. In addition to the steel
thimbles at the dam intake structure and surge tank, five other steel thimbles
existed ...
7
Elements Of Electrical Power Station Design
7.7.4 Penstock From the intake works and forebay, water is taken to the turbines
by a conduit system known as a penstock. There are two types of penstock, the
low-pressure and high-pressure penstock. The low-pressure type consists of a ...
8
Hydraulic Modeling: Concepts and Practice
3.9.3 Head-Loss Coefficients for a Penstock Bifurcation The 6.8-m-diameter
penstock for a pump-storage hydropower station at Mingtan, Taiwan, bifurcates
into three pipes that direct the flow to three turbines. A critical concern for the
design of ...
9
Power System Dynamics and Stability
Figure 10.25a shows a schematic diagram of a turbine installation where water
flows down the penstock and through the turbine before exiting into the tail water.
The penstock is modelled by assuming that the flow is incompressible, then the ...
Jan Machowski, James Richard Bumby,
1997
10
AUA Guidelines for Backfilling and Contact Grouting of ...
7.3.4 Penstocks and Other High-Pressure Pipes Penstocks and other high-
pressure pipes are usually associated with water delivery systems and
hydroelectric developments. A penstock is defined as a pipe delivering water to a
hydroelectric ...
Raymond W. Henn, American Underground Construction Association. Technical Committee on Backfilling and Contact Grouting of Tunnels and Shafts,
2003
ȘTIRI NOI CARE INCLUD TERMENUL «PENSTOCK»
Află ce ziare naționale și internaționale au scris despre și cum este întrebuințat termenul
penstock în contextul următoarelor știri.
Clemina Creek IPP raises snowmobile access questions
Pawliuk says he understands it's the penstock and new transmission line that require the most work now. Lucas de Haro, managing director of ... «The Rocky Mountain Goat, Iul 15»
Police Blotter: Neighbor moves large pile of dirt; caller claims false …
2:41 p.m. — A caller from the 500 block of Penstock Drive reported someone stole her rear license plate. 2:52 p.m. — A caller from the 600 ... «The Union of Grass Valley, Iul 15»
River advocates not sold on hydro proposal
... and covering much of the Minden Wild Water Preserve, the proposed 656 foot above ground canal and 1,083 foot underground penstock, ... «Minden Times, Iul 15»
Our Neighbors: The Tragic Fall of Robert Hunter
A penstock is a pipe — in essence, an enclosed raceway, carrying water from a reservoir to a mill. In this case, the pipe is about 12 inches in ... «iBerkshires.com, Iul 15»
Amazon Headwaters Under Siege: 19 dams slated for Napo …
Under normal operation, all water will be diverted from these rivers through tunnels, which will join into a unified penstock connected to the ... «Mongabay.com, Iul 15»
Interprov Cup looks a treat
I would think the two best handicapped runners are Red Savage and Penstock. They should fight it out so I will go with them in both the PA and ... «The Citizen, Iul 15»
Penstocks Market Segment Forecast Up to 2020
Albany, NY -- (SBWIRE) -- 07/16/2015 -- Penstock is a pressure conduit that runs between the turbine scroll case and the open water source. The open water ... «Digital Journal, Iul 15»
Juneau's Hidden History: "Three Dam Hikes"
The Nugget Creek Dam was built in 1912-1914 using timber cribbing and a 6,900-foot long wood stave pipeline and penstock. Providing 2.3 ... «Juneau Empire, Iul 15»
Latin bank seeks review, recommendations to complete Bolivia's …
... manufacture, installation and commissioning of main equipment; and design, manufacture, installation and commissioning of the penstock. «HydroWorld, Iul 15»
Itogon asks DENR to allow LGU to use part ofP1–B Philex fine
... including the sealing off of TSF3's penstock system or underground tunnel drainage, and replacing it with an open spillway designed to hold ... «Baguio Midland Courier, Iul 15»