What is the necessity of Seal oil system?

What is the necessity of Seal oil system?
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1 Answer

Answer :

The annular gap between stator and rotor of the generator are to be sealed to prevent hydrogen leak from the casing.

Type of seal – ring type shaft seals

Pressure of seal oil – 4 kg/cm2
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Related questions

What is function of seal oil system?

Description : What is function of seal oil system?

Last Answer : Seal oil prevents the leakage of hydrogen from the generator casing to the atmosphere, where it can form explosive mixture. Seal oil is at higher pressure than hydrogen.

How seal oil pressure is maintained?

Description : How seal oil pressure is maintained?

Last Answer : Differential pressure regulator maintains the seal oil pressure at 0.7 kg / cm2 higher than H2 pressure. 

What are the types of seal oil system?

Description : What are the types of seal oil system?

Last Answer : Answer: Gravity and pressurized.

What is the Necessity of Starter of an Induction Motor?

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What is the necessity for predetermination of voltage regulation?

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What is the necessity of shaft voltage measurement?

Description : What is the necessity of shaft voltage measurement?

Last Answer : It is to observe insulation of bearing 6 & 7 and hydrogen seal assembly. It requires minimum leakage current (<100mA) through bearings and shaft seals to avoid pitting of bearings. ... >100mA, clean the insulation provided between bearing pedestal and seal housing with earth. 

What is the necessity of DC motor starter?

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Why seal-off bushings are used in IPBD?

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How special current limiting resistance is connected with the seal in contact?

Description : How special current limiting resistance is connected with the seal in contact?

Last Answer : Special current limiting resistance is connected in series with the seal in contact.  

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Pick up the correct statement from the following: (A) In a gully trap, a water seal of 6 to 7.5 cm is provided (B) The gully trap collects waste water from the kitchen, sink, wash basins, etc. (C) The gully trap disconnects the sullage drain from the main drainage system (D) The grating provided over gully traps is 23 cm square

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Is everything in our lives either a necessity, or a luxury?

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Under your roof, in your garage, etc. what percent of the stuff there is junk, what percent is actually something of worth or a true necessity?

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What modern convenience do YOU live without that most of your friends and family believe is a necessity?

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Women, how has the dichotomy of traditional values and modern necessity of independence affected your general mental well-being?

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Is a necessity to own a Facebook?

Description : Is a necessity to own a Facebook?

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If someone decides they need to steal out of necessity, how long until necessity drives them to rob?

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Is adversity a necessity?

Description : Is adversity a necessity?

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What necessity is met or benefit is derived from the military/NSA/FBI/police infiltrating and spying on domestic activist groups?

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Poincare said: “To doubt everything or to believe everything are two equally convenient solutions; both dispense with the necessity of reflection.” Which way do you lean and why?

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Last Answer : ANSWER: C

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A want becomes a demand only when it is backed by the - (1) Ability to purchase (2) Necessity to buy (3) Desire to buy (4) Utility of the product

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Whai is necessity for a lot of sensible mobile robotics funaction A : Map discovery B : Geomatric Maps C : Perceptul maps D : Sensorial maps

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Last Answer : A : Map discovery

Suggest a suitable subject for this letter. (i) Thefts are on the increase. (ii) Increasing threat of theft in Shyam Nagar. (iii) necessity of appointing day and night guards by the RWA. (iv) to call a meeting of the area residents.

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An officer transferred may not, without urgent necessity or special orders of the Head of the circle, leave the station a) Before the arrival of the permanent successor b) After the arrival of the permanent successor c) After completed his tenure d) None of these

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Which URL method of HTTP performs similar function as that of PUT method only with an exception of request comprising a list of differences that exhibit thed. OPTION necessity to get implemented in the existing file? a. POST b. GET c. PATCH

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What are the problems involved in an IP Fragmentation Process? A. Loss of any fragment results in rejection of all datagrams B. Management of buffer space is essential to handle reassembly process C. No necessity of initializing the timer after the reception of initial fragment D. Multiple attempts can be made to recover ICMP error message due to connection-oriented IP service a. A & B b. C & D c. B& C d. A & D

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