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Related glossary and definition

  • Air quality index measurement days
    Monitoring equipment should include sampling, the correction that year (on) the air quality monitoring normal end of the effective number of days of hardship.
  • Air quality index measurement days in value of more than 101
    Air Quality Index (AQI) in value of more than 101, according to the Environmental Protection Agency's research, poor health of the more sensitive people will make the symptoms worse.
  • Air Quality index
    Air quality index based on monitoring data will be on the same day in the air ozone(O3), suspended fine particles(PM2.5), suspended particles(PM10), carbon monoxide(CO), sulfur dioxide(SO2) and II Nitric oxide(NO2) such as the concentration of value, its impact on human health, were converted into different pollutants The vice-value targets, indicators, deputy to the day of the maximum value of the stations on the day of the air quality index (AQI).
  • Pollution Source
    Refers to the emission of air pollutants in the physical or chemical unit operations.
  • Air pollutants
    Enough in the air, directly or indirectly, or prejudice the health of the living environment of material, including gas-like pollutants, particulate pollutants, secondary pollutants, the stench of material, organic solvents, steam, plastic and rubber stone steam lines.
  • Gaseous pollutants
    In the form of gas stored in the atmosphere of pollutants such as sulfur oxides, (CO2 & SO3 as the co-SOx), carbon monoxide (CO), nitrogen oxide Objects (NO & NO2 together referred to as NOx), hydrocarbons (CxHy), chlorine (Cl2), hydrogen chloride (HCl), hydrogen cyanide ( HCN), carbon disulfide (CS2), fluoride gas (HF & SiF4), halogenated hydrocarbons (CmHnXn), full-halide-type (CFCS), and other gases.
  • Carbon monoxide
    A Department of asphyxiating gas, the gas will be hampered and the heme, a colorless odorless and tasteless, slightly lighter than air, easy-to-proliferation.
  • Nitrogen dioxide
    Department of nitrogen in the air and fuel in high temperature combustion of nitrogen compounds produced by oxidation, in order to stimulate the russet gas, soluble in water and water for the reaction of nitrite and nitrate, easy-to strong oxidation, for the cause of photochemical fog of precursor substances.
  • Sulfur oxides
    SO2&SO3 together referred to as SOx.
  • Nitrogen oxides
    NO &NO2 collectively.
  • Sulfur dioxide
    For sulfur in fuel combustion with oxygen in the air of those who combined for a stimulating smell of gas colorless, soluble in water and water for the sulfite reaction, caused by acid rain as the main material.
  • Hydrocarbon
    For the compounds of carbon and hydrogen, as a result of incomplete combustion or evaporation of gasoline, and the escape of wind producers.
  • Hydrocarbon
    As the main component of photochemical fog, with strong oxidation, the human body to stimulate the Mucosal there, and the plant would cause significant harm.
  • Chlorofluorocarbons
    Including CF2CCl2 (F-12), CFCl3 (F-11), C4 and so difficult to break down a stable, long life cycle, and heat transfer characteristics of a good, so a large number of applications in industries such as Refrigerant agents or bubble gum, because the atmosphere was very active, particularly on the destruction of the ozone layer has become of great importance to environmental protection issues.
  • Visibility
    Transparent and bright in the air, that can see objects on the distance.
  • Particulate matters
    From fuel combustion and industrial processes generated by the particles of matter known, such as total suspended particles, suspended particles, grain dust, metal fume and its compounds, smoke, mist, fumes, and so on.
  • Secondary pollutant
    Including photochemical fog and high photochemical oxide.
  • Suspended particulates (PM10)
    High-flow sampler determination of the granular material (including more than 10-micron particles floating), units in micrograms / cubic micrometer of that.
  • Dustfall
    More than 10 microns in diameter, will gradually fall due to gravity and public aversion of material, usually due to the large volume of material by crushing and physical shape, with units tons / km / month said it.
  • Suspended particulates (PM2.5)
    PM2.5Means particles smaller than 2.5 microns diameter pneumatic units in micrograms / cubic meter of that, as the PM 2.5 than the PM10 it easier for in-depth human lung , Had a greater impact on health, fine particles and other pollutants attached to the system of deep breathing more harm.
  • Thermal pollution
    Refers to the coal-fired power plant manufacturing nuclear fuel, as well as thermal energy, and can not be used to be free of pollution, waste heat.
  • Malodo(u)r
    Bad enough to cause pressure or other adverse emotional reaction of smell.
  • Smoke
    The carbon content of fuels by oxidation (such as burning) generated by particles smaller than most of its size 1um.
  • Odor substance
    1. ammonia (NH3)
    2. hydrogen sulfide (H2S)
    3. methyl sulfide Key 〔(CH3) 2S〕
    4. categories (RSH)
    5. Amine 〔(CH3)XNH3-X,X=1,2,3〕
  • Acid deposition
    Means the air in the form of acid deposition of any material, including liquid and solid-phase material.
  • Acid mist
    With sulfuric acid, nitric acid, phosphoric acid, hydrochloric acid, such as droplets of smoke.
  • Wet deposition
    Air pollutants in the atmosphere by absorbing droplets with droplets after landing on the surface of the process, known as wet deposition, in order to remove the pollutants in the atmosphere important mechanism.
  • Acid rain
    Rainfall pH value of less than 5.0, called acid rain.
  • Soot
    The hydrocarbon-bearing blue and white smoke.
  • Air quality standard
    Means the outdoor air pollutants in the air concentration limits.
  • Monitoring station
    Determination of the concentration of pollutants in the environment in a variety of weather conditions and facilities, including air quality, noise and water quality monitoring stations and so on.
  • Automonitoring station
    Department of automatic monitoring equipment to the station, at any time to monitor the return-to-date information center.
  • Toxic gas
    Including fluoride, chlorine (Cl2), ammonia (NH3), hydrogen (H2S), formaldehyde (HCHO) Organic solvent vapors, gases of heavy metals, acid gas, vinyl chloride alone (VCM), gas-like polychlorinated biphenyls (PCBS), hydrogen cyanide (HCN), David Oshin (Dioxins) and the other by the central authorities Notice The toxic gas.
  • Metal fume and its complex
    Metal or its compounds of the particles.
  • Emission standard
    Means the emissions allowed by mixing a variety of deposit of the highest concentrations of air pollutants or total.
  • Coefficient of hazes
    Sampler with filter to collect pollutants in the air after its transmission rate is not converted into optical density, its numerical size, carbon content in the air, said the amount of particulate pollution. That their approach to 1000 feet through the air filter paper a certain area of optical density, single-unit to the COHS/1000ft said.
  • Air pollution control region
    Refers to the area as the land-use requirements for air quality, air quality, or in accordance with the present situation, the delineation of control areas at all levels.
  • Manual operation monitoring station
    Artificial means in order to test the sampling stations.
  • Traffic area air quality monitoring
    Set in the areas of frequent traffic flow in order to provide effective implementation of emission control assessment of the storm, and reflect the pedestrian exposure to vehicle exhaust pollution status of reference information.
  • Ambient air quality monitoring station
    Set in the densely populated and highly polluting potential of the region; as a whole and, in the words of urban areas the upper hand laid on the station can learn from other parts of the pollutants into the situation, the high population density areas laid on the station, then Most people know of exposure to pollution in the state, while in urban areas under the wind laid on the station, while monitoring the secondary pollutants (such as bad smell).
  • Industrial area air quality monitoring station
    Set in the industrial zone of prevailing winds, under the wind zone, a significant source of low height, then laid in the immediate vicinity of the area under the edge of the wind, if a high chimney emissions stations are located in this region under the wind a few kilometers.
  • National park air quality monitoring station
    National Park located in the appropriate place to protect the long-term monitoring of air quality in the region the current situation and future trends. Points are laid to avoid local pollution sources, such as road or parking lot.
  • Background air quality monitoring station
    No one was located in contaminated areas of prevailing winds the upper hand, to monitor the upper hand by taking the amount of pollution. Their points are laid in particular to avoid the effect nearby sources of pollution to reflect the large-scale state of air quality.
  • Effective monitoring station
    Refers to the number of hours in the year to monitor more than 6000 hours of automatic stations, and 16 times more than manual data monitoring stations.
  • Effective measuremen days
    Means that the various types of air pollution monitoring, its wholly-day mid-determination of the number of hours greater than or equal to the number of days of 16 hours.
  • Air quality monitoring network
    And each of the monitoring center with the air quality monitoring stations through the dial-up (dial-up) or Packet-(packet) of the communications network connection operation, automatic monitoring of all messages sent to the monitoring center to monitor And the Center for Monitoring Center can also be among the data network, required for transmission of data, programs and so on; by means of its network to air pollution warning issued in a timely manner to protect public health.
  • Automatic monitoring instruments
    Monitoring equipment should include sampling, calibration, analysis and data processing functions, if by automatic machinery to be, and are known as automatic monitoring equipment.
  • Pollutant standards index measurement days
    Monitoring equipment should include sampling, the correction that year (on) the air quality monitoring normal end of the effective number of days of hardship.
  • Pollutant standards index measurement days
    Air Pollution Index (PSI) in value of more than 100, according to the Environmental Protection Agency's research, poor health of the more sensitive people will make the symptoms worse.
  • Photochemical peroxided compounds
    By photochemical reactions generated by the strong oxidizing substances, such as ozone, nitric acid acetyl lipid peroxide (PAN), and so on (to neutral iodine potassium iodide solution to free up the line, but does not include nitrogen dioxide).
  • Pollutant standards index
    Air pollution index based on air monitoring station on the same day PM10 (does not include the 10-micron particle size of suspended particles than coarse-grained) values, the concentration of sulfur dioxide, nitrogen dioxide, carbon monoxide and ozone concentrations, such as the concentration of value from the conversion of pollutants Air pollution index value deputy, and then to the day of the Under-index value of the maximum value for the station on the day of the air pollution index (PSI). Index value below 100, that means the air quality stations on the same day the U.S. ambient air quality standards in the short term (within 24 hours or change) of the average, if the PSI is greater than 100 pairs of health.
  • Total suspended particulates
    High-flow sampler determination of the granular material (including more than 10-micron particles floating), units in micrograms / cubic micrometer of that.
  • Photochemical smog
    Generated by the photochemical reaction of the particulate material suspended in the air and can cause impaired sight distance.
  • Mixing height
    In the heat map, use the day's high temperature along the ground can dry up the hotline with the sounding of the intersection curve, the same day as the maximum height of the mixed layer; in the mixed layer, turbulent period as the pollutants were evenly mixed, mixed The higher the high, that the more vigorous convection, pollutants have been diluted and sent up the greater the opportunity.
  • Inversion layer
    In the troposphere in the atmosphere, the general atmosphere of the vertical distribution of temperature with height and lower in the troposphere, with a high temperature and the increase in the scope of the atmosphere known as the inversion layer.
  • Ventilation index
    Generally defined as the mixed layer with a high degree of mixing layer with an average wind speed of the product could be regarded as a certain period of time the rate of replacement of the air, mixed-layer height on behalf of the pollutants can be vertical proliferation of high speed and represents the level of pollutants to be sent The scope; when the ventilation index, the more hours that the spread of pollutants, the more difficult and therefore can be used as air pollution forecasting potential factor.
  • Air pollution episode
    Special ventilation in the weather and continued proliferation of special conditions (ultra-high more than a day) caused a serious deterioration in air quality, air pollution known as the incident.
  • Air pollution potential
    Atmospheric environment conducive to the formation of air pollution on the degree of (potential) caused a serious deterioration in air quality, air pollution known as the incident.
  • Air pollution control fee
    Based on the polluter-pays principle, in accordance with the 10th Air Pollution Control Act stipulates that the discharge of pollutants according to the sources of pollution to the collection of air pollution control costs, the effect of price changes by the Greek polluters to change, and pollution caused by With external costs. The collection of fees earmarked for air pollution control work.
  • The height of inversion base
    Means the inversion layer to the ground by the end of the distance; when the lower height, said from the inversion layer near the ground more, where convection is difficult to pass through, resulting in upward spread of pollutants is not easy.
  • Inversion strength
    Inversion layer, each unit in a high degree of temperature rise in the number; Basically, the stronger the strength, the more difficult to pass through convection, the upward spread of pollutants, the more difficult.
  • Forecasting air quality potential
    Assuming a daily source of emissions is far smaller than the change of weather changes, the use of meteorological factors to predict future changes in air quality situation as the potential air quality forecasting.
  • Air quality forecasting area
    Based on meteorological factors, geographical location, administrative structure, distribution of sources of pollution and the feasibility of operations, will be divided into 8 national air quality forecast area, including Keelung and Taipei, Taoyuan, Hsinchu, Miaoli areas, Taichung, Changhua area, Nantou region, Yun Lin Jiayi area , Tainan, Kaohsiung and Pingtung areas in Ilan and Hualien-Taitung area region.

last update : 2019/11/27