Boiler water Treatment - MEO CLASS-2 MMD EXAMS
HOT
Capacity:1-20t/h
Rated thermal efficiency: 100-104%
Fixed working pressure: ≤1.6MPa
Applicable fuel:natural gas etc.
HOT
Capacity:0.7-14MW
Rated thermal efficiency:96-98%
Fixed working pressure:≤1.25MPa
Applicable fuel:Natural gas, light oil, etc.
HOT
Capacity:0.7-2.8Mw
Rated thermal efficiency: 97.2-106%
Fixed working pressure:0.1MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:2.8-7.0Mw
Rated thermal efficiency:≥105.5%
Fixed working pressure:-0.02MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:99Kw
Rated thermal efficiency:97.2-104.4%
Fixed working pressure:1.0MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:0.5-4.0 t/h
Rated thermal efficiency:98%
Fixed working pressure:≤1.25MPa
Applicable fuel:electric energy
Jun 20, 2011 · ORAL QUESTION BANK FOR MEO CLASS IV EXAMINATIONS. Why is Boiler water treatment required? 2. What is the allowed chloride content? 3. Why is the boiler water circulating pump required for EGB? 4. How does a bourbon pressure gauge work? 5. How do you blow through a boiler gauge glass? 6. Why is a ball given in the gauge glass? 7.Get Price
Sep 09, 2013 · Let 's have look at the properties of boiler water 1. Ph--- For an ideal boiler water, PH is maintained between 10.5-11.5 ie alkaline >> Controlling the PH of water is one of the important treatment in boiler water treatment >>PH is …Get Price
Oct 08, 2021 · Drydocking of Ships (4) Marine Boilers (8) Boiler Water treatment (5) Steering gear (1) Marine Engineering – Motor (9) Ship Safety & Naval Architecture (9) SAFETY (1) FIRE (1) MARPOL (1) MEO CLASS IV HUB (1) MEO Class1 Orals (2) Merchant Navy Courses (7) MMD Procedures (2) SHIP Exam Information - Includes Exam Calendar and Eligible ListsGet Price
Jan 06, 2013 · WHAT IS LOST MOTION 24.. JACKET WATER TREATMENT AND BOILER WATER TREATMENT 25SCUFFING.. 26CLOVER LEAFING.. 27.. , didnt answer..oral finished. 0th April 2012 - MMD Chennai - MEO Class IV orals Function 3 - Safety and Ship Construction 1. Main constructional difference of Ro-Ro ships and why is it so 2. why two inlet v/v is Get Price
Why boiler water treatment is required? 36. How many types of marine boilers are used on ships? 37. What are the tests carried out for a low pressure boiler water? MMD Exams India and Baiscs: MEO Class 4 Oral Questions 56. Why flame failure alarm comes and what will be your action? 57. When do you start the boiler circulating water pump?Get Price
MEO Class 4 Oral Questions. From LIFE AT SEA By Nandkishore Gitte. ORAL QUESTION BANK FOR CLASS IV EXAMINATIONS. FUNCTION 1: Marine Engineering HOME. 1. Why is Boiler water treatment required? 2. What is the allowed chloride content? 3. Why is the boiler water circulating pump required for EGB? 4. How does a bourbon pressure gauge work? 5.Get Price
Sep 12, 2017 · Why is cooler used in boiler sampling line for taking boiler water sample? 44. There is boiler flame failure alarm. If we bypass it, will it fire? 45. Why boiler man hole door is in oval shape and why not in cylindrical shape? 46. How to reset boiler flame failure alarm? 47. What is the speciality of boiler water feed check valve? 48.Get Price
Jan 02, 2014 · Aux Boiler .12 Types of auxiliary boilers ( .13 Auxiliary steam system .14 Safety valves .15 Boiler water levels .18 Boiler Water Testing .19 Boiler Water Treatment .21 Boiler defects .22 Boiler and Steam turbine survey and repairs 1.3.3 THE EFFICIENT OPERATION, SURVEILLANCE, PERFORMANCE ASSESSMENT AND MAINTAINING SAFETY OF PROPULSION …Get Price
May 11, 2015 · Seminar Overview. In most facilities, the boiler is the device with the most potential for disaster making boiler operation training a key part of any facility's overall safety. Available in both virtual and in-person, instructor-led formats, this two-day Boiler Operation, Maintenance & Safety course provides students with the practices and procedures to eliminate …Get Price
We have tried our best to make this webpage a comprehensive guide to assist you in MMD Exams. First, you will find study material relevant for all Exams. Second, you will find specific study materials for particular MMD Exams. If you have any suggestions, please feel free to drop a message in the box below.Get Price
Oct 01, 2020 · Smoke tube boilers are used where steam demand is low. Water tubeboilers are used where steam demand is high. Quality of water is not considered much. In this type of boiler the quality of water much maintained and required water treatment. Steam storage capacity is more and this boiler is known as timed boiler.Get Price
water treatment. The effect of scale, sludge and other contaminants in boilers. An understanding of water side and fire side corrosion and its prevention. A thorough knowledge of positive and non-positive displacement pumps. A knowledge of heating systems using outside air admission. Methods of removing scale and oil from boilers.Get Price
8 Thoughts on " MEO Class 2 Question air compressors air conditioning boiler boiler blow down boilers cargo cargo pumps centrifugal pumps chemical tankers testing main bearing oil system main engine marine engineering marine engineering study materials marine main switch board meo class exam questions panting pid controller positive Get Price
Mar 24, 2017 · ORAL QUESTION BANK FOR MEO CLASS IV EXAMINATIONS 1. Why is Boiler water treatment required? 2. What is the allowed chloride content? 3. Why is the boiler water circulating pump required for EGB? 4. How does a bourbon pressure gauge work? 5. How do you blow through a boiler gauge glass? 6. Why is a ball given in the gauge glass? 7.Get Price
6) Question Why accumulation pressure test for water tube boiler is 7 minutes and 15 minutes for smoke tube boiler? 7) Question What are all the documents required for registering a ship. 8) Question What is A0, A15, A30, A60 bulkheads? 9) Question What protection A class bulkhead give compared B class bulkheadGet Price
Some basic questions that are asked in MEO CLASS IV MMD exams in GENERAL,MEP,MOTOR,BOILER,STEERING GEAR and so on. General Q.Starting from a cold ship, the emergency generator is running flash the ship up to full awayGet Price
– Proper feed water treatment. – Keep the cascade tank clean. Maintain the cascade tank filter and feed pump filters cleaned. 2. Internal treatment: – Carry out partial blow down of the boiler regularly and effectively. – Regularly test the boiler water …Get Price
Why boiler water treatment is required? 36. How many types of marine boilers are used on ships? 37. What are the tests carried out for a low pressure boiler water? MMD Exams India and Baiscs: MEO Class 4 Oral Questions 56. Why flame failure alarm comes and what will be your action? 57. When do you start the boiler circulating water pump?Get Price
Jul 22, 2020 · Let's know about the Different boiler water test and Its procedure. 1. Phenopthelin Test (P Alkalinity Test): Take 100 ml of boiler water sample. Add 10 drops of phenopthelin. Color will turns to pink. Now add N/50 sulfuric acid, till color will varnish. The quantity of sulfuric acid will indicate the phenopthelin alkalinity of boiler water Get Price
Boilers, Heating Systems, & Applied Mathematics Practice Exam 7. The boiler operator should watch at all times for all of the following except: a. leaks in steam, water, and fuel connections. b. proper fuel air ration. c. operating pressures and temperatures. d. incoming water quality. 8. One advantage of hydronic heating over steam heating is: a.Get Price
Oct 12, 2015 · Hydraulic pressure test is 1.25 times working pressure, ( 10 minutes maintain ) Close all openings. Open air vent cock. Fill up boiler water fully. Close the air vent cock. Place hydraulic jack to feed water line. Fit standard pressure gauge. Applied hydraulic pressure 1.25 times of working pressure and maintain 10minutes.Get Price
51. What is the difference between safety valve and relief valve? 52. What is corrosion, erosion, and abrasion? 53. Comment on materials of boiler construction? 54. Why and how soot blowing is done? 55. Describe automatic combustion system in a boiler? 11/11/12. Marine Notes - MMD Exams India and Baiscs: MEO Class 4 Oral Questions 56. Why flame Get Price
1.Why is Boiler water treatment required? 2. What is the allowed chloride content? 3. Why is the boiler water circulating pump required for EGB? 4. How does a bourbon pressure gauge work? 5. How do you blow through a boiler gauge glass? 6. Why is a ball given in the gauge glass? 7. How do you tighten a gauge glass after assembly? 8.Get Price
Jan 16, 2018 · Why boiler water treatment carried out? 1. To prevent scale formation., corrosion and impurities. 2. To prevent damage to steam operated equipment and condensate line. 3. To maintain alkaline condition. 4. To improve boiler efficiency.Get Price
Dec 13, 2019 · Take 100 ml sample of boiler water, add 10 ml of barium chloride, add 10 drops of phenolphthalein, result pink colouration, add N/50 sulphuric acid to clear the sample. Calculation: ml of N/50 acid used x 10 = p.p.m. CaC03. In this test barium chloride is added to the boiler water sample to precipitate all the carbonates which are present.Get Price
Jun 09, 2017 · TEST PROCEDURE:-. A)TAKE 250 ML OF COOLER BOILER WATER SAMPLE, 15 ML OF N/2 HCL AND 2 NESSLERS CYLINDERS. B) IN 1ST CYLINDER ADD 25 ML SAMPLE AND THEN ADD 4-DIMETHYLAMINOBENZALDEHYDE. C) IN 2ND CYLINDER ADD 35ML OF WATER. D) MATCH SAMPLE AGAINST DISC COLOR. CALCULATION:- DISC READING/25= PPM OF …Get Price
MEO Class-2 MMD Exams By logging the boiler water test results we can follow the gradual trend of value deviation within the normal range. This record is helpful in scheduling the chemical treatment. 1. Boilers and water treatment The …Get Price
Feb 07, 2021 · 2) Chloride test - To know the amount of salt in boiler water. - To minimize chloride level and to adjust the blow down. 3) Condensate PH test - To control condensate PH value within a limit. - To minimize corrosion in steam and condensate system. 4) Amerzine test ( Hydrazine test ) - To test for dissolved Oxygen contentGet Price
Aug 20, 2018 · Purpose of boiler water treatment. Prevent corrosion of boiler tubes and shell. Prevent scale formation and hence maintain heat transfer rates. Control sludge formation within the boiler. Control foaming and priming. Prevent entry …Get Price
Jun 20, 2011 · ORAL QUESTION BANK FOR MEO CLASS IV EXAMINATIONS. Why is Boiler water treatment required? 2. What is the allowed chloride content? 3. Why is the boiler water circulating pump required for EGB? 4. How does a bourbon pressure gauge work? 5. How do you blow through a boiler gauge glass? 6. Why is a ball given in the gauge glass? 7.Get Price
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