XN000022-1989-05-24 — Page 9

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WEDNESDAY, MAY 24, 1989

MR KWOK ALSO NOTED THAT THE NEW REGULATIONS UNDER THE AIR POLLUTION CONTROL ORDINANCE, REQUIRING NEW LARGE AIR POLLUTING FACTORIES TO INSTALL EQUIPMENT ΤΟ REDUCE THEIR EMISSION OF AIR POLLUTANTS TO THE LOWEST PRACTICABLE LEVEL, HAD COME INTO FORCE IN OCTOBER 1987.

ON WHETHER POWER STATIONS WERE FITTED WITH PARTICLE AND GAS SCRUBBERS TO MINIMISE AIR POLLUTION, HE SAID OIL-FIRED POWER STATIONS DID NOT GENERATE UNACCEPTABLE SOLID EMISSIONS, THEY WERE NOT FITTED WITH PARTICLE EQUIPMENT.

SEPARATORS THAT SINCE LEVELS OF SEPARATOR

"THE ONLY CONTROL DEVICES USED FOR THE CONTROL OF GASEOUS AIR POLLUTANTS ARE THE VERY TALL CHIMNEYS. HOK UN POWER STATION, WHICH HAS RELATIVELY LOWER CHIMNEYS, HAD BEEN REQUIRED TO USE A LOWER SULPHUR FUEL," HE SAID.

STATIONS IN MR KWOK ALSO POINTED OUT THAT THE OIL-FIRED POWER THE TERRITORY WERE IN

PROCESS OF BEING PHASED OUT, AND THE ELECTRICITY

REQUIREMENTS WOULD THEN BE MET BY THE COAL-FIRED POWER STATIONS.

THE

GENERATION

ISLAND

MR KWOK SAID THE TWO COAL-FIRED POWER STATIONS AT LAMMA AND TAP SHEK KOK WERE BOTH FITTED WITH ELECTROSTATIC PRECIPITATORS FOR THE REMOVAL OF SOLID MATERIALS FROM THE FLUE GAS.

**THESE TWO POWER STATIONS DO NOT REQUIRE EQUIPMENT, BECAUSE THEY BOTH USE VERY HIGH QUALITY COAL CONTENT OF LESS THAN ONE PER CENT BY WEIGHT.

CAS SCRUBBING WITH SULPHUR

"IN ADDITION, VERY TALL CHIMNEYS ARE USED DISPERSE AND DILUTE THE EMISSIONS, HE SAID.

TO ADEQUATELY

+1

SAID ALL OF

WITH REGARD TO INCINERATORS, MR KWOK

THE THREE THE LA1 CHI THE FULL

EXISTING MUNICIPAL INCINERATORS, WITH THE EXCEPTION OF KOK "B" INCINERATION PLANT, WHICH WOULD BE CLOSED DOWN UPON COMMISSIONING OF THE ELECTROSTATIC PRECIPITATOR EQUIPMENT AT LAI CHI KOK INCINERATION PLANT "A" BY THE END OF THIS MONTH, WERE FITTED ELECTROSTATIC FREICPITATORS, WITH EFFICIENCY OF REMOVAL 94 TO 99 PER CENT,

HAVE

WITH

RANGING FROM

VERY TALL CHIMNEYS AND ARE NOT

HE ADDED.

"THESE INCINERATORS REQUIRED TO BE FITTED WITH GAS SCRUBBERS,

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