- Ok another stupid question
- Duct losses determination
- Can I increase the freezing performance with any modifications?
- Milk processing
- rule of thumb plant sizing
- Identification frost formation
- Engineering questions
- Black out system
- Superheat on a freezer running on R-404
- AIRAH DA9 Heat Load Calc
- Minimal flow requirement for a domestic heat pump
- Causes of pressure release valve activating
- R404a water cooled condensing unit with 8oC cooling water
- Freezer 'Total suction line superheat'
- Coil freezing with 5 degree c suction?
- Cool Room Evap Icing Up
- isoenthalpic vs isoentropy refrigeration process ?
- Need Help In vapor absorption Refrigeration
- Pressure relief valve selection
- Charging of the system through the low side.
- practical way of removing air in system
- Chillers Cost Savings
- Refrigerant reclaim
- Changing both controller and inverter PCB assemblies
- Need some advice on engineering project
- Coldroom conversion r22 to r404a
- T.D Delta T
- Air Conditioning in a hot climate
- Reach in Cooler Design Review
- Hotgas reheat- modulating or not
- Oil in Liquid sight glass
- Working out energy consumption
- using a TXV as a control valve for cooling water or air
- heat load calculation in an enclosure
- Cooling Load
- Unit Cooler Ice Up
- coldroom software and its related books.
- Re:LP pressure switch
- Cold Store Floor Temperature
- How much liquid?
- Glide/Superheat
- heat transfer coefficient for a vehicle
- flow rates, temperature and pressure - valves questions
- help needed in AC r22 gas refilling , confused with units
- Homemade liquid nitrogen generator
- simple stuff
- clarification
- Is there a way to work out operating pressure?
- Clarification
- Query
- Ask help
- Compressorless
- Altering a Multideck's system
- COP cooling and heating
- Multiple air-cooled condensers with condenser-less Chiller
- pressure temperature chart
- Compressor Burn Out Help
- overall heat transfer coefficient for sphere based heat exchanger
- Gauge manifold question - High side gauge flickering?
- Manufacturers of Environmental test chambers
- saving energy on coldroom
- Compressor housing, low side, or high side and why?
- Parasite called Sarah
- display chiller not getting cold enough
- Consultancy?
- Need help with SO2 fumigation
- Another coldroom...
- Pressure Enthalpy
- LG Multi Split MU5M40
- Way to Determine if a TXV is Present?..
- Scrolll running backwards
- Thermostatic expansion valve orifice size for variable loiads
- What to choose
- Thermostat cut in and cut out
- Hi****ube material
- Newbie Question: QL vs. QH efficiency
- Need help with Superheat
- Cooling cooking oil, how many power needed?
- Saturation and other help
- low ambient condenser operation
- question in coolpack
- Non-condensable's and Sight Glass Bubbles
- forced air VS natural air(cold wall) refrigerator?
- Density oil York L
- Help with Transition Pressure Loss Calculation
- fundamentals vs fundamental belief
- chiller on/off temps
- Adding oil to compressor
- Variable ratio in screw compressor
- Using cooling tower BAC in hard winter
- Heat Pump problem. How can I solve this? What are the steps ?
- Variable Amperage And Cold Liquid line
- Supply Temperature in an AHU
- York YCIV0590 high pressure cut out
- p-h &t-s chart
- Clarification about reversing valves
- Condenser water inlet & outlet temperature
- Freezer and Chiller running of 1 condensing unit.
- Load Calculation
- Temperature Gained?
- VRF/VRV exact compressor motor and power type
- Procedure to design a cooling chamber
- Balancing Valve
- Multi fit fan motor noise problem
- Hot Gas Reheat
- -90C Cold room?
- 30°C to 20°C in one hour?
- R410A Piping Distribution System - Pressure Test rating
- refrigerant mass inventory
- Sporlan LAC-10 with remote bulb. Where to install the bulb?
- Strongest filler metal?
- r22 to 13a
- carrier condenser fan motor
- Will Reclaiming mix of Nitrogen Break Re-claimer
- Compressor start in vacum. What is happened?
- Coefficient of performance
- Energy Saving - Commercial fridge
- need help for brazing HVAC lines
- Help Picking Cost Effective Propane Refrigeration Compressor
- How cold will it get?
- Slow leak testing
- ice machine uneven ice on evap.
- TXV Equalization line with flared connection
- Algorythm
- Eurofrigo C2500XTS with the Microstat (controller). Error AL6.
- Use of FRP Insulated Underground Storage Tanks for Off Peak Chilled Water Storage
- Calculation of Refrigeration capacity
- determining coil static pressure
- holding lectures, any ideas?
- Help!!! How Do I Convert OFN from Litres into Kilograms?
- Compressor question
- Re: Compressor question 2
- Refrigerant pressure in an idle unit? (compressor not running)
- R410A in a R404A Compressor
- Ejectors
- -40F mod for small freezer?
- Wiring a Embraco Compressor
- DIY Compressor Wine Cooler Help (Newbie)
- Horizontal Evaporators
- Effect brazing steel-copper with R-600 application
- Sub cooling from a condenser
- ite refrigeration scale calibration
- Designing a Condenser
- Fitting drier to receiver
- Circuits - general rules
- Physique have changed!!
- HITACHI compressor oil
- Thermosyphon
- DIY - Refrigerant Recovery Machine - help needed
- R12 vs R22
- What is cooling capacity in Fg/h
- DE superheater /Heat pump in the chiller
- Chemical wash on condenser of chilleers
- OFN bottles
- Unable to comprehend graph of aqueous lithium bromide vapour pressure
- Pressure Balancing in TXV
- Parallel use of Centrifugal fans in HVAC
- How can my system do what I need??
- Buffer tank
- Ambguity in Refrigeration tonnage of Chiller
- Refrigerant pumps
- How to determine the correct air over an evaporator coil
- Superheat
- Refrigeration system calculations
- removing oil from a system
- Looking for Smallest 12V DC compressor. For a mobile refridgerator
- Are Aspen Compressors any good
- R410a condensing temperature
- Calculationwith Evaporation Temp and A consumption
- Charging gas with recovery station ?
- 3/16" and 1/4" tubing pressure drop tables
- Single stage -40 °C
- Need a few thoughts on the desired suction pressure/temp on salt water brine system..
- Pressure ratio vs compressor input
- Cleaning of Ammonia system after installation
- Reducing diameter of rising suction pipe for oil return
- system without refrigerant
- Refrigeration
- VSD's and their Drive Belts.
- Winter - Low Head Pressure
- Brazing technique
- Taking care of condensation in DIY Wine Cooler
- Request Help
- compressor built for 50 hertz when operated at 60 hertz.
- Minimum normal suction pressure for R134a chiller
- Frost Heave Prevention and Floor Insulation in Cold Rooms
- 3GS vs r134 in a noisy car ac compressor
- How to test a stored "pumped down" condensing unit.
- Power factor for 220 single phase Copeland compressor sealed
- Ammonia
- Defrost calculation
- Grasso 2 stage package
- Placement of blowers
- Condensation on glass door showcase
- Low back pressure compressor (LBP) in high back pressure system (HBP)
- Flower cooler
- Copeland EVI (Enhanced vapour injection)
- Danfoss BD35 with a TXV/TEV ?
- Discharge pressure lower limit
- Booster compressor Relief valve
- Some technical questions
- Calculation on chillers
- Leak detection on a tiny system
- Will this work?
- Hey guys, how does a blast chiller work compared to a fridge?
- Design temperatures in a cascade NH3/CO2 system
- Compressor cooling capacity
- Cooling Tower CFM Per Ton
- Is it possible to build a custom blast chiller without beeing a professional?
- absorption cycle with low generator temperature ?
- Volume of chiller liquid receiver
- charging small commercial systems
- Correct Levels on Gauge
- Vertical Freezer.
- Defrost drain line (& heater)
- Blast Chill
- subcooling value and condensing split temperatures
- looking for help with the design of a fun project (camper AC)
- Design thoughts for a temperature/humidity controlled test chamber.
- Superheat and subcooling.
- Solenoid Valve on suction side of Evoperator
- Concentrated Juice Cooling
- Non-constant refrigerant feeding in the liquid line
- Liquid line drier sizing
- Heat load calculation
- Refrigeration nameplate tonnage capacity vs actual KW drawn
- Liquid receiver volume .vs coils/heat exchangers volume
- prohibit direct eductor to drain, Ammonia pumping out
- Carters Widget?
- York 2-pass Chiller Surging
- Liquid Sensor on Accumalator
- m=V/v
- Designing Accumaltor
- Refrigeration Unit R714 Experiment
- Energy balance in evaporator. Thermal load and heat transfer rate
- co-current flow in a DX-evaporator
- Refrigerant Recovery R404a
- Keeping Spam and Spammers off the forum.
- line size
- Refrigeration Principles
- effect of high subcooling adiabatic process (flash gas effects.)
- Refrigeration unit from China - Cold plate for ice cream rolls: keeps leaking
- Chiller Evaporating Temperature
- Electronic flow switch carrier 30XA Chiller
- No Pressure drop in condenser
- Sight Glass above and parallel to liquid line?
- How often would you change the compressor oil for a air cooled chiller?
- Thermostat deadband
- Energy Savings
- Cold Storage Consultants in China