insulating gas: The Little Gas That Could… Make Global Warming Worse

Mar 25, 2021 · The annual emissions rate rose from about 7.3 gigagrams or Gg estimated in 2008 to about 9.04 Gg in 2018, an increase of 24% over the course of the decade. For reference, 9 Gg of SF 6 equates to...

Get Price

ABB (Hongkong) Ltd.

ABB (Hongkong) Ltd. Like all early birds, ABB established its first China presence in Hong Kong in 1974 to exploit this large potential market. In the following two decades, ABB companies in Hong Kong played an important role in bringing our technologies to fuel the industrialization of China.

Get Price

Data Statistics | Environmental Protection Department

The emission inventory for Hong Kong was first published on EPDwebsite in March 2000. The emission inventory comprises estimates of emissions from seven source categories for six major air pollutants, namely: sulphur dioxide (SO 2 ), nitrogen oxides (NOx), respirable suspended particulates (RSP or PM 10 ), fine suspended particulates (FSP or

Get Price

Air Quality in Hong Kong 2018 - AQHI

usually produced in combustion processes.Emissions from power stations , marine vessels and motor vehicles are the major sources of NOx in Hong Kong. NOx emissions from motor vehicles have greater impact on roadside air quality. NO2 is mainly formed from the oxidation of NO emitted from fuel combustion.

Get Price

Hong Kong Air Pollutant Emission Inventory - Sulphur Dioxide

Hong Kong Air Pollutant Emission Inventory - Sulphur Dioxide. See Data. Relative Significance. Between 2001 and 2018, SO 2 emissions decreased by 80%, which were mainly caused by the decline in emissions from the public electricity generation and navigation sectors. Navigation and public electricity generation sectors were the top two sources of SO 2 emissions, accounting for 49% and 47% of total SO 2 emissions in 2018, respectively.

Get Price

LCQ22: Air quality of Hong Kong

(4) given that the annual average concentration of O3 in the air recorded in Hong Kong and the Pearl River Delta (PRD) Region both showed an upward trend in the past few years, whether the authorities have examined the contributions from the air pollution sources in Hong Kong towards the upward trend of O3 in the PRD Region; as high level of O3

Get Price

Emissions of the powerful greenhouse gas gaz sf6 are rising

The damage potential of greenhouse gases depends on their concentration in the atmosphere, the length of time they stay there, and the strength of their impact. By volume the so-called F-gases make up one of the smallest levels of emissions, but have among the greatest global warming potential (GWP).

Get Price

Gas insulated switchgear - Switchgear | ABB

ABB offers a wide range of medium voltage gas insulated switchgear (GIS) for primary and secondary distribution. Primary gas insulated switchgear Flexible combination, reliability, availability and economy are the attributes that make it easy for our clients in industry and utilities to decide in favor of primary gas insulated switchgear

Get Price

Hong Kong CO2 Emissions - Worldometer

Fossil CO2 emissions in China, Hong Kong SAR were 47,066,386 tons in 2016. CO2 emissions increased by 1.23% over the previous year, representing an increase by 572,124 tons over 2015, when CO2 emissions were 46,494,262 tons. CO2 emissions per capita in the Hong Kong Special Administrative Region of the PeopleRepublic of China are equivalent to 6.50 tons per person (based on a population of 7,243,542 in 2016 ), an increase by 0.03 over the figure of 6.47 CO2 tons per person registered in 2015;

Get Price

Hong Kong falls 78 per cent short of 2030 carbon emissions

Dec 04, 2018 · Hong Kong has fallen 78 per cent short of the 2030 carbon emissions target set by C40 Cities for high emitting cities, a study by NGO CarbonCare InnoLab has suggested. Hong Kong is set to reduce

Get Price

gaz sf6 circuit breaker maintenance | TD Guardian Articles

The first generation of sf 6 circuit breakers was the lower voltage classes of 72kV and 145kV. As Sulfr hexafluoride breaker technology improved, circuit breaker manufacturers introduced a dual pressure design for 145kV through 800kV applications, as well as air-blast breakers utilizing insulating gas as the line-to ground dielectric insulation.

Get Price

gaz sf6 gas in medium-voltage switchgear | TD Guardian Articles

The emissions of HFCs, PFCs, and Sulfr hexafluoride for 2000 are shown in the EPA report as having 2% of the global warming potential of all greenhouse gas emissions. A CIGRE working group WG23.02 studied Sulfr hexafluoride use in the electric industry, and estimated that the electrical emissions of Sulfr hexafluoride has into the atmosphere accounted for approximately 0.1% of the total

Get Price

Hitachi ABB PG to accelerate green energy transition in UAE

Hitachi ABB Power Grids utilises various eco-efficient gas mixtures as an alternative to gaz sf6 for its high-voltage portfolio. "We have been developing eco-efficient technologies for over ten years

Get Price

Environment Bureau Front Page | Environment Bureau

Environment Bureau Front Page | Environment Bureau

Get Price

Air and climate - Air and GHG emissions - OECD Data

CO2 refers to gross direct emissions from fuel combustion only and data are provided by the International Energy Agency. Other air emissions include emissions of sulphur oxides (SOx) and nitrogen oxides (NOx) given as quantities of SO2 and NO2, emissions of carbon monoxide (CO), and emissions of volatile organic compounds (VOC), excluding methane.

Get Price

Overview of insulating gas Emissions Sources and Reduction Options in

) emissions has evolved, so have practices . for handling and managing those emissions. The industry in the United States is much more efficient in managing SF. 6. emissions today than it was in the 1990s. 1. This report provides an overview of SF. 6. emissions . sources and reduction opportunities throughout the gas’s lifecycle in the power

Get Price

CHAPTER 2 Environment Bureau Environmental Protection

IMO (including Hong Kong) with effect from July 2010. Owing to the lack of legal backing, the Marine Department cannot refrain ocean-going vessels from using high sulphur-content fuel and engines with high NOx emissions in Hong Kong waters. 9. Slow progress in requiring local and river-trade vessels to use ultra-low-sulphur diesel.

Get Price

Why providing alternatives to Sulfr hexafluoride and other greenhouse gases

When managed properly, Sulfr hexafluoride can be recycled or destroyed, which reduces the need for future Sulfr hexafluoride production or neutralizes its GWP. An occasion to innovate Worldwide, regulations are increasingly targeting Sulfr hexafluoride due to its potency, and more restrictions can be expected in future years.

Get Price

Why Won’t Environmentalists Speak Out Against Forced Labor

2 days ago · Hong KongRichest. MalaysiaRichest. Hitachi ABB Power Grids CNN reported last year that China is torturing many of the two million Muslim that are being held in concentration camps in

Get Price

Hong Kong International Convention for the safe and

The Hong Kong International Convention for the safe and environmentally sound recycling of ships, or Hong Kong Convention is a mulitateral convention adopted in 2009, which has not entered into force.

Get Price

Global Gas-Insulated Switchgear Market (2020 to 2025

Jun 24, 2020 · For instance, Siemens developed an sf 6-free gas-insulated switchgear for the 170-kV voltage level that uses treated air, known as Clean Air made up of nitrogen (80%) and oxygen (20%), as an

Get Price

AC traction power supply | Rail Electrification | Siemens

The Sitras 8DA11 (1-pole) and Sitras 8DA12 (2-pole) gas-insulated switchgears are used for feeding the overhead contact line in AC traction power supply systems.

Get Price

Carbon Dioxide (CO2) Emissions of Concrete

Hong Kong. i.e. Hong Kong. not economical to import blast import furnace slag from steel mill. • Current specification not cater to adopt the use of blast furnace slag as substitution. • In UK current demand for ggbs exceeds its production by approx. 50%, i.e. needs importation (though by sea) and maybe not truly ustainabletruly sustainable.

Get Price

AbbVie (ABBV) Surpasses Q1 Earnings and Revenue Estimates

12 hours ago · AbbVie (ABBV) delivered earnings and revenue surprises of 6.50% and 0.51%, respectively, for the quarter ended March 2021. Do the numbers hold clues to what lies ahead for the stock?

Get Price

A Refresher on Calculating sf6 gas Emissions using the Mass

A Refresher on Calculating Sulfr hexafluoride Emissions using the Mass-Balance Approach The document below was a presentation conducted at the 2009 U.S. Climate Change Policy and Implications for Emissions of Sulfr hexafluoride Partner Meeting.

Get Price

Carbon Emissions - EDB

2. Refer to the emissions performance of CLP’s power stations in Hong Kong in Table 2, calculate the carbon emissions (kg) and air emissions (kg) per unit of electricity (kWh) sold which generated by coal and natural gas in the following table. Correct your answers to 3 significant figures and express the answers in scientific notation. Power

Get Price

ABB FIA Formula E Championship: Racing for the future

The roads in Hong Kong got even more exciting with the ABB Formula E race taking place last week, attracting the attention of many fans. This was the 5th of 13 rounds of the ABB FIA Formula E Championship. The race has inspired a new generation of people who love speed and the environment.

Get Price

Ground-based FTIR retrievals of Sulfr hexafluoride on Reunion Island

The Sulfr hexafluoride annual growth rate from FTIR retrievals is 0.265 +/- 0.013 pptv year(-1) for 2004-2016, which is slightly weaker than that from the SMO in situ measurements (0.285 +/- 0.002 pptv year(-1)) for the same time period.

Get Price

How to prepare an ESG Report - Hong Kong Stock Exchange

3 ESG Reporting Guide Guidelines/ Reference/Resources KPI A1.1 The types of emissions and respective emissions data. GRI: 305-1, 305-2, 305-4, 305-6, 305-7

Get Price

ABB: Q1 2021 Results - finance.yahoo.com

ABB Ltd Affolternstrasse 44 8050 Zurich Switzerland. Media Relations Phone: +41 43 317 71 11 Email: [email protected] Investor Relations Phone: +41 43 317 71 11 Email: investor.relations

Get Price