Home Energy Management Systems (HEMS).

As energy prices are predicted to rise, home energy use is increasing and renewable energy structures are installed consumers needs to consider both energy consumption and generation simultaneously to minimize the energy cost. By setting up a system which is programmed to know the family's schedule and their preferred settings as well as monitoring the home appliances investing in an energy management system could be one of the best ways to make these savings.
With the of advanced communication and information infrastructures, bidirectional communication, advanced metering infrastructure, energy storage systems the smart house with its home energy management system (HEMS) plays an important role to improve the efficiency, economics, reliability, and energy conservation for distribution systems.
In your smart home, many of your appliances will be networked together, allowing you to access and operate them through your EMS which will offer you the ability to turn on your heater or air conditioner from work when you’re about to go home or keep track of the energy use of specific appliances or equipment.
The Home EMS will allow you to view it in an easy-to-understand format on your computer or hand-held device; you can track your energy use in detail to better save energy, you can see the energy impact of various appliances and electronic products simply by monitoring your EMS while switching the devices on and off and advise you on how to reduce both energy wastage and money on energy bills.
Making long-term energy plans and lifestyle changes could give you considerably more freedom and control over your energy consumption. By going a step further you may wish to consider investing in something like solar panels or small scale off-grid wind turbine generators with the added bonus of possibly making you some money by selling on any excess energy your produce.
HEMS encompass any product or service that monitors, controls, or analyzes energy in the home including residential utility demand response programs, home automation services, personal energy management, data analysis and visualization, auditing, and related security services.

Advantages of HEMS include:
• Detailed feedback on your energy use and cost, allowing you to identify ways to on energy bills.
• Low maintenance.
• Eliminates manual meter readings.
• Allows for real-time load management by supplier reducing blackouts.
• Allows for dynamic pricing.

Disadvantages of HEMS include:
• Takes time to get used to new technology and processes.
• They require an initial investment.
• Increased reliance on technology.
• Some HEMS have subscription fees.
• Sharing more of your personal data.