New York City Transit and the environment | MTA

Post-Collection Recycling entails the removal and recycling of materials from the 469 subway stations in the transit system. In 2012, NYC Transit's subway stations yielded 6,801 tons of recyclables-approximately 50 percent of all refuse removed from the system-and one of the highest recycling rates in the United States.

The Secret Doors Protecting the Beijing Subway

03/04/2018 · Since 2007, Beijing subway stations have been built standard with two sets of emergency barriers: one above ground and one below. Underground, the stations are protected by seven-ton

The Railway Power Stations of New York City - Engineering

This station contained a total of thirty-two Babcock & Wilcox 650-horsepower water tube boilers, operating at a steam pressure of 175 p.s.i., which supplied eight 4000-hp cross-compound steam engine driven generators. The boilers were fired by a combination of bituminous and No. 3 buckwheat (anthracite) coal.

mta.info | Facts and Figures

Discover why bus depots, subway stations, maintenance shops, and other NYC Transit facilities are getting greener. Asset Recovery and Environmental Sustainability In 2012, Asset Recovery reported the disposal of more than 136,850 tons of unwanted materials and recycling more than 113,150 tons

How Boiler Pipe is Manufactured, Material Specification

It has been widely used at heat exchanger pipe and tubing services, tube exchanger bundle, high pressure boiler, economizer, super heater, petrochemical industry pipes, etc. Boiler pipe materials and standards. Standards and material for steel pipe is available at carbon, alloy, and stainless steel material.

Biogas - Wikipedia

Biogas is the mixture of gases produced by the breakdown of organic matter in the absence of oxygen (anaerobically), primarily consisting of methane and carbon dioxide. Biogas can be produced from raw materials such as agricultural waste, manure, municipal waste, plant material, sewage, green waste or food waste.Biogas is a renewable energy source.. Biogas is produced by anaerobic digestion

Shenyang - Wikipedia

Shenyang ([ʂə̀n.jǎŋ]; Chinese: ), formerly known as Fengtian (Chinese: ) or by its Manchu name Mukden, is a major Chinese sub-provincial city and the provincial capital of Liaoning province.Located in central-north Liaoning, it is the province's most populous city, with a total metropolitan population up to 8.1 million. The largest city in Northeast China by urban population

nycsubway.org: Design and Construction of the IRT

07/09/2017 · John Van Vleck, the mechanical engineer who designed the power station, announced at the time of purchase that he had not formulated final plans. 22 However, Stillwell had worked out the electrical system to his satisfaction, and the Manhattan Railway power house was a useful model for the boiler plant as well. 23 By the end of 1901, the major subcontracts for the power house equipment had

LPG Gas Unit Conversion Values: kg, Litres, MJ, kWh & m³

22/10/2019 · A steady Pressure only shows that liquid LPG is inside the cylinder, and not how much liquid is left. In the US, pressure is measured in pounds per square inch (psi). Psi is defined as 1 pound of force applied per square inch. As a comparison, 1 psi = 6.89476 kPa. LPG Gas Unit Conversion Table: kg, Litres, MJ,

Ship Propulsion - an overview | ScienceDirect Topics

According to the Japanese Industrial Standards of fuel, GO is light oil, MDO is A heavy oil (sulfur < 0.5% or 2.0%), IFO is B heavy oil (sulfur < 3.0%), and MFO and HFO are C heavy oil (sulfur < 3.5%). These abbreviations, GO, MDO, MFO, and HFO, are repeatedly used throughout this book.