S.B.G & CIG Climate Controls

  

S.B.G & CIG Climate Controls

A NEW STANDARD APPROACH 

A fluid + air filter replacement is required in some not all designs 

NON-COOLANT EV SYSTEMS 

We utilize a non-coolant environmental focused heating & cooling system with alternatives & experimental ice-box cooling with wired heating systems & different options which operate of EV Electric Motors & Air Motors or Hybrids of for Zero Emissions

As stated in research posts within the H.I.3 Case descriptions 

A block heater does not exist in M.D.E - C/M vehicle options due to non-combustion Motors not Engines yet we utilize an equivalent for Zero Emissions & a Zero Cycle effort or close to 

HEATING

For electric vehicle (EV) or battery electric vehicle (BEV) owners, maintenance on electric heating systems without coolant is similar to other EV components, focusing on checking electrical connections, ensuring the heating elements are free of obstructions, and verifying battery power supply. For electric heaters in conventional vehicles (like engine block heaters), maintenance includes inspecting power cords and heating elements for damage and ensuring proper electrical connection and power supply. However, vehicles with ICEs still rely on coolant for cabin heat, as the heater core relies on hot coolant from the engine. 

For Electric Vehicles (EVs)

Electric cars often use entirely electric heating, which doesn't rely on coolant for cabin heat. 

• Electrical Connections: 

Check all visible electrical connections to the heating unit for any signs of corrosion, loose wires, or damage. 

• Heating Elements: 

Look for any physical obstructions on the heating elements, such as debris or lint, which could impede airflow or cause overheating. 

• Battery Power:

Ensure your vehicle's battery is adequately charged, as a depleted battery will affect the functioning of all electrical components, including the heater. 

For Engine Block Heaters (Conventional Vehicles)

If the user is referring to the electric block heaters found in internal combustion engine (ICE) vehicles, maintenance is limited to the heater itself. 

• Power Cord and Plug: 

Inspect the power cord for cuts, frays, or any damage, and ensure the plug is clean and free of corrosion before connecting it to a power outlet. 

• Heating Element (if accessible): 

Some block heaters have accessible heating elements. Check for any visible signs of wear or damage. 

• Proper Connection: 

Confirm the block heater is correctly installed and securely attached to the engine block or oil pan. 

Important Distinction: Conventional

 Vehicles 

• It's crucial to understand that the primary method for heat in a conventional vehicle (gasoline or diesel) relies on engine coolant.

• A car with "no coolant" will not have a functioning heater because the system needs hot coolant to transfer heat to the cabin.

• In this case, you need to locate and fix the source of the coolant leak before the heating system can work again.


AIR CONDITIONONG

Maintenance for a car's electric air conditioning with no coolant involves checking the refrigerant level because the system won't work without refrigerant to cool the air. If the refrigerant is low, it means there's a leak, which requires a professional to properly diagnose and repair the leak before evacuating and recharging the system with the correct amount of refrigerant and oil. Other maintenance includes cleaning or replacing the cabin air filter and inspecting AC components for damage. 

Troubleshooting a System with No Refrigerant

• 1. Acknowledge the Problem: 

If your car's AC is blowing warm air or not working at all, it's likely due to a lack of refrigerant. 

• 2. Understand the Cause: 

A lack of refrigerant points to a leak in the system, as the refrigerant should last the life of the system. 

• 3. Don't Add Refrigerant Yourself: 

Modern AC systems, especially in electric cars, often have pressure sensors that prevent the system from operating if the refrigerant level is too low.

• 4. Seek Professional Help: 

A professional technician should be the one to handle AC systems. 

• They have the equipment to perform a complete system evacuation, leak test, and proper recharge with the correct type and amount of refrigerant and lubricating oil. 

• Running the system without refrigerant can damage the AC compressor, as refrigerant carries the lubricating oil. 

General Maintenance Tips

• Check the Cabin Air Filter: 

Regularly clean or replace the cabin air filter to ensure proper airflow into the cabin.

• Inspect AC Components: 

Look for any visible damage to the evaporator, condenser, compressor, and expansion valve.

• Manage Refrigerant Levels: 

Ensure the refrigerant pressure is within the manufacturer's specifications.

Why a Professional Service is Crucial

• Safety: 

Proper evacuation and recharging are critical for the AC system's performance and the safety of the technician. 

• Preventing Damage: 

A technician can ensure the system receives the correct type and amount of refrigerant and oil, preventing further damage to the AC compressor and other parts. 

• Warranty Considerations: 

A professional service may be required to ensure any warranty on the AC system remains valid. 

A CLOSER LOOK INTO AIR CONDITIONONG

An low Energy air compressor that works off an EV Motor as with M.D.E - C/M three or more sets of motors are integrated 

1. Use - Propulsion 

2. Features- Diigtal & Physical 

3. Climate controls  

Air Filters & Refrigeration like Heating material inspection & maintenance without coolant are required in the majority of designs which integrated a Hvac ventilation system utilizing interior & exterior airflow 

IN REVIEW OF INDUSTRY STANDARDS 

EV car refrigeration, or the air conditioning (AC) system, uses an electric compressor powered by the vehicle's battery to circulate refrigerant, cooling the cabin without a belt-driven engine. Unlike conventional cars, an EV's AC can operate even when the vehicle is stationary, is often a variable-speed system for efficiency, and can be part of an integrated heat pump for both heating and cooling. The system's energy use affects the vehicle's electric range, but modern designs focus on high energy efficiency to minimize this impact.
 
How an EV AC system works:

• 1. Electric Compressor: 

This component is the heart of the system, compressing refrigerant to high pressure and temperature. 

• 2. Refrigerant Circulation: 

The compressed refrigerant flows to a condenser where it cools and turns into a high-pressure liquid. 

• 3. Evaporator: 

After passing through an expansion valve to lower its pressure, the liquid refrigerant enters the evaporator. 

• 4. Cabin Cooling: 

Inside the evaporator, the liquid refrigerant absorbs heat from the air, cooling it down and providing cold air to the cabin. The refrigerant then returns to its gaseous state and goes back to the compressor to repeat the cycle. 

Key differences from traditional AC:

• Power Source: 

EV AC systems use a battery-powered electric compressor, while traditional systems use a belt-driven compressor powered by the engine. 

• Versatility: 

EV AC can operate independently of the engine, even when the car is parked or stationary. 

• Energy Efficiency: 

Electric compressors, especially variable-speed ones, are designed to be more energy-efficient, though they still draw power from the car's main battery. 

• Integration: 

Many EV systems are part of advanced heat pumps, allowing them to easily switch between heating and cooling modes. 

Impact on vehicle range: 

• Using the AC system consumes energy from the electric vehicle's battery, which directly affects the driving range.

• However, the design of modern EV AC systems prioritizes optimal energy usage, reducing the impact on the vehicle's range.

ENVIRONMENTAL REFRIGERANT 

Environmental refrigerants are cooling substances with low ozone depletion potential (ODP) and global warming potential (GWP), including natural options like ammonia (R-717), carbon dioxide (R-744), and hydrocarbons (like propane R-290), as well as synthetic alternatives such as hydrofluoroolefins (HFOs) (e.g., R-1234yf) and low-GWP blends like R-454C. These "green" refrigerants are crucial for climate change mitigation, as they replace older, high-GWP substances like CFCs and HCFCs, making refrigeration and air conditioning systems more sustainable. 

Types of Environmental Refrigerants

• Natural Refrigerants: 

These substances occur naturally and have negligible or zero environmental impact. 

• Ammonia (R-717): Widely used in industrial refrigeration for its high energy efficiency and low GWP, though it requires careful handling due to toxicity and flammability. 

• Carbon Dioxide (R-744): With a GWP of 1, it's a very environmentally friendly option, though it operates at high pressures. 

• Hydrocarbons (e.g., R-290 Propane, R-600a Isobutane): These have zero ODP and very low GWP and are found in domestic refrigerators and smaller AC units. 

• Synthetic Refrigerants: 

These are man-made but designed to be more eco-friendly. 

• Hydrofluoroolefins (HFOs): The next generation of synthetic refrigerants, HFOs have zero ODP and very low GWP, making them highly efficient and safe for air conditioning and refrigeration systems. 

• Low-GWP Blends: These combine HFOs with other substances to achieve improved environmental performance, such as R-454C, a blend designed as a replacement for R-410A. 

Why They Are Important

• Climate Change Mitigation: 

By having low GWP, these refrigerants reduce the amount of heat-trapping gases released into the atmosphere, helping to combat global warming. 

• Ozone Layer Protection: 

Unlike older refrigerants (CFCs and HCFCs), environmental refrigerants have a zero ODP, meaning they don't damage the ozone layer. 

• Regulatory Compliance: 

International agreements like the Kigali Amendment to the Montreal Protocol are phasing out high-GWP refrigerants, encouraging the adoption of greener alternatives. 

• Energy Efficiency: 

Many environmentally friendly refrigerants can also lead to lower energy consumption, resulting in cost savings and improved overall system efficiency. 

UNDERSTAND ZERO CYCLE 

Zero Cycle is not Net Zero. The terms have two very different meanings just like Zero Emissions 

A Cycle Point A - B. Net Zero is an Environmental term used by UN coubtries over climate not processes from design & manufacturing of raw & repurposed materials woth testing for retail then delivery & maintenance before repurpose cycle schedule creating a break even & positive renewable not a depleating negative in cycle with Zero Emissions or close to which is Zero Cycle 

ANALOG VERSUS DIGITAL 

Electronics 

Cornell's world-first 'microwave brain' computes differently

Researchers at Cornell University have developed an electronic chip that they describe as a "microwave brain." The simplified chip is analog rather than digital, yet can process ultrafast data and wireless communication signals simultaneously.

We are so used to thinking of computers as digital machines running on binary code that it's easy to forget that these are only one type of computer. In fact, both historically and today, many devices that we can classify as computers are analog in function.

As school lessons and popular science articles keep telling us, modern computers are digital. That is, they are composed of on/off switches strung together in logic circuits that process data as a string of binary ones and zeros. Analog computers, on the other hand, are models of something real or abstract that can be used for calculations.
One example of an analog computer is a mechanical clock. It calculates that passage of time by means of springs, gears and an escapement that models the real world. Many other examples include slide rules (yes, I'm that old), speedometers, spring or liquid thermometers, and more.

There were even advanced analog computers that solved complex equations using rods and cams and others that simulated national economies by the flow of liquid through tubes between reservoirs. One from 1947 was even designed to be built from a Meccano set by budding computer engineers. And it wasn't that long ago that many electronic computers used analog circuits with potentiometers and voltmeters to crunch numbers.

But now that digital computers are king, why any interest in analog versions? The reason is that analog circuits have many advantages. They're much simpler than digital circuits and can eliminate many steps that digital computers use to solve problems. They're also much faster because they can run tasks in parallel, use much less power, are better at problems involving continuous change and complex systems because they rely on physical behavior, and, because they don't run on discrete numbers, they can handle data over a near-infinite range of values.

Now, Cornell is working on their microwave brain that is billed as the first fully integrated silicon microchip to function as a true microwave neural network. In other words, by forsaking digital for the analog physics of microwaves, they can mimic how the human brain uses neurons to recognize patterns and learn in a simplified way that cuts out many of the steps for signal processing that digital computers require.

It can also do this using much less power, with an estimated 200 milliwatts needed to run it at tens of gigahertz. In addition, tests have marked its accuracy at 88% in classifying wireless signal types.
The new chip is also remarkably small, indicating that it can be used in smart watches and phones to give them AI capabilities without being connected to cloud servers. If that wasn't enough, the technology could also be used to increase hardware security, detect anomalies in wireless communications, and improve radar target tracking and radio signal decoding.
"In traditional digital systems, as tasks get more complex, you need more circuitry, more power and more error correction to maintain accuracy," said research lead Bal Govind. "But with our probabilistic approach, we’re able to maintain high accuracy on both simple and complex computations, without that added overhead."

Reference 

https://newatlas.com/computers/cornell-microwave-brain/

S.B.G & CIG