JCI-日立

Applied

2018.12.03

5.4 BRAZIL

Reported by the Brazilian Association for HVAC&R (ABRAVA) During 2017, the Brazilian chiller market suffered from the negative effects of the economic recession that affected major investments ...

2018.12.03

5.3 TURKEY

Reported by İklimlendirme Soğutma ve Klima İmalatçıları Derneği (İSKİD) Although the construction sector has become stronger, a small downward trend in the chiller market can be seen in Turk...

2018.12.03

5.2 RUSSIA

Reported by the Association of Professional Companies in the Industry of Climate (APIC) and Litvinchuk Marketing The 2017 Russian chiller market recorded a total of 168 MW of cooling capacity and s...

2018.12.03

CONTRIBUTIONS: 5.1 SPAIN

Reported by Asociacion de Fabricantes de Eq強調uipos de Climatizacion (AFEC) In 2017, the Spanish economy continued to expand. The country’s gross domestic product (GDP) increased by 3.1% compa...

2018.12.03

Advancement of Heat Exchangers for Chillers

Evaporators for centrifugal chillers have traditionally been of a flooded type. A flooded evaporator as shown in Fig. 4 is designed to introduce a liquid refrigerant from the bottom of the evaporator ...

2018.12.03

Advancement in Heat Pumps and Heat Recovery Systems

Demand for heat pumps as an alternative to fuel-burning heating systems is growing, driven by environmental concerns regarding CO2 gas emissions. Heat pumps using chiller units are classified as air-s...

2018.12.03

Expanding Capacities of Positive-Displacement Compressors

 There is a trend involving the use of large scroll and rotary compressors with high-pressure refrigerants such as R410A for large air-cooled chillers and air-source heat pumps, which makes it possible to use more compact heat exchangers and piping systems.  In the Japanese market, the capacity of rotary compressors that are mainly used for residential air conditioners is being raised t...

2018.12.03

Widespread Oil-free Technologies

Since the advent of a small directdrive oil-free centrifugal compressor in the early 2000s, many leading heating, ventilation, and air conditioning (HVAC) manufacturers have developed and commercializ...

2018.12.03

Water-cooled and Air-cooled Chiller Trends

 Chillers are largely classified as water-cooled chillers rejecting heat from a cooling tower through cooling water and air-cooled chillers directly rejecting heat through condenser coils with fa...

2018.12.03

Product and Technology Trends: Central AC Systems – Variable

The hydraulic/chilled water system of central air conditioning systems is used to provide cooling and heating to multiple locations in buildings by using water as a heat transfer medium. As shown in F...

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