Lok Sabha Question No. 2993 (UNSTARRED), answered on 2019-07-11
Subject: Burning of Fly Ash in Power Stations
Ministry: POWER
Asked by: Naranbhai Bhikhabhai Kachhadiya

## GOVERNMENT OF INDIA MINISTRY OF POWER

LOK SABHA UNSTARRED QUESTION NO.2993 TO BE ANSWERED ON 11.07.2019

## BURNING OF FLY ASH IN POWER STATIONS

2993. SHRI NARANBHAI KACHHADIYA:

Will the Minister of POWER be pleased to state:

(a) the details of fly ash being produced annually due to burning of coal in power stations ;

- (b) the arrangements made to handle the fly ash by power stations;

(c) whether  any  byproducts  are  made  from  the  fly  ash  and  if  so,  the profit it adds to the power stations;

- (d) whether fly ash contributes in pollution; and
- (e) if so, the details thereof?

## A N S W E R

THE MINISTER OF STATE (INDEPENDENT CHARGE) FOR POWER, NEW & RENEWABLE  ENERGY  AND THE MINISTER OF STATE FOR SKILL DEVELOPMENT & ENTREPRENEURSHIP

( SHRI  R.K. SINGH)

(a) : As per information received from Central Electricity Authority (CEA) annual generation of fly ash (Million tonnes) from 2013 to 2018 (April to March) is as follows:

|   Sl. No. | Year    |   Generation of fly ash (Million tonnes) |
|-----------|---------|------------------------------------------|
|         1 | 2013-14 |                                   172.87 |
|         2 | 2014-15 |                                   184.14 |
|         3 | 2015-16 |                                   176.74 |
|         4 | 2016-17 |                                   169.25 |
|         5 | 2017-18 |                                   196.44 |

…………2.

(b) : Various methods adopted for handling and disposal of fly ash in thermal power plants are:

- i) Wet Ash handling system.
2. ii) High concentration slurry disposal (HCSD).
3. iii) Dry fly ash disposal system.

(c) : Fly ash produced in the country is utilized for various purposes such as for mine filling manufacture of cement, brick & tiles, reclamation of  low-lying  areas  in  Roads  &  flyovers  construction;  embankments, Agriculture, Concrete, Hydro Power Sector and Others.

The Monthly data of amount received and Expenditure Borne by various Thermal  Power  Plants  from  Data  of Ash  Availability  & Utilization web Portal (From April, 2018 to March, 2019) is annexed.

(d) & (e) : Fly  ash  handling  in  power  plants  cause  fugitive  dust  if  not handled  properly.  The  power  plants  are  required  to  take  all  requisites measures to avoid the same.

**********

ANNEXURE ANNEXURE  REFERRED  TO  IN  REPLY  TO  PART  (c)  OF  UNSTARRED QUESTION  NO.    2993  TO  BE  ANSWERED  IN  THE  LOK  SABHA  ON 11.07.2019.

## ***************

The  Monthly  data  of  amount  received  and  Expenditure  Borne  by  various Thermal Power Plant's from Data of Ash Availability & Utilization web Portal (From April, 2018 to March, 2019).

| Sr. No   | Month   | Data Uploaded by No. Of TPP's   | Amount received by TPP's (Rs)   | Expenditure Borne by TPP's (Rs)   |
|----------|---------|---------------------------------|---------------------------------|-----------------------------------|
| 1        | Apr-18  | 127                             | 44,56,55,714                    | 17,32,23,291                      |
| 2        | May-18  | 127                             | 46,48,85,571                    | 23,43,93,781                      |
| 3        | Jun-18  | 128                             | 44,90,13,734                    | 17,55,38,079                      |
| 4        | Jul-18  | 129                             | 33,39,67,085                    | 39,66,92,329                      |
| 5        | Aug-18  | 128                             | 34,14,18,521                    | 15,12,69,477                      |
| 6        | Sep-18  | 129                             | 39,67,24,905                    | 16,01,85,807                      |
| 7        | Oct-18  | 125                             | 47,45,39,336                    | 18,67,59,242                      |
| 8        | Nov-18  | 124                             | 34,12,49,481                    | 18,18,35,537                      |
| 9        | Dec-18  | 122                             | 43,95,90,397                    | 23,49,03,422                      |
| 10       | Jan-19  | 122                             | 43,24,02,530                    | 25,25,89,219                      |
| 11       | Feb-19  | 120                             | 37,64,40,936                    | 15,67,82,596                      |
| 12       | Mar-19  | 121                             | 41,15,72,773                    | 20,47,13,742                      |
|          | Total   |                                 | 4,90,74,60,982                  | 2,50,88,86,523                    |

Reference -https://mapp.ntpc.co.in/asha/

## ******************