Has it been a month?
Geez, John's data center makeover's eating up my blogial obligations...
Anyway, picking up where we last left off, it's amazing that today's businesses are fortunate. With space at a premium and demand for sophisticated data center grows, I think these guys have greater opportunities when it comes to minimizing their energy consumption in the data center. And among these opportunities include the proper selection of appropriately sized racks.
Yes, racks. I noticed that as soon as the racks become densely-populated, more power is required to maintain these enclosures. Back then that got me pressed to find ways to minimize energy consumption, as well as cut electricity bills.
Good thing I discovered this wonderful thing called the Data Center in a Rack (DCIR), Emerson Network Power's latest offering to data center optimization. This space-saving solution not only integrates industry-leading technologies from Knurr and Liebert but also optimizes energy and cooling capacity as suggested in the Energy Logic approach.

A rack designed for growth
When choosing racks or enclosures, it's good to get one that makes the most of any available space to accommodate data center growth. Moreso, IT infrastructure managers must look for rack designs that are tool-less; feature adjustable/fixed server shelves and sliding keyboard shelves; and accessories mounted in the cabinets for more convenience.
Staying true with tried-and-tested practices found in the Energy Logic approach, the DCIR helps reduce energy consumption and maximize future operational efficiency.
Cooling – The biggest threat for most data center managers is localized heat that creates hot servers and hot zones. Emerson has specialized enclosures that attach fans or refrigerant systems directly to server enclosures to provide higher levels of cooling potential.
The Liebert XD family of products enables high-density architecture. High-density cooling can reduce cooling cost by 30% compared to traditional approaches to cooling.
Servers – Studies show that blade servers can maximize power and space budgets. Blade servers typically consume about 10% less power than equivalent rack mount servers share common power supplies, cooling fans and other components. In addition, gunning for blade enclosures allow centralization, reduce cabling and make monitoring easier.
Management – Small and medium enterprises (SMEs) have special requirements for more rack-level monitoring. In most cases, these businesses have their data center unmanned, making monitoring crucial. Getting real-time information saves businesses from downtime.
Power management features integrated in server processors can reduce power draw during idle period, Moreso, system-level monitoring and control provides an incremental savings of 1%.
Power protection – Best-in-class power supplies not only protect but reduce power draw within the data center by as much as 11% or 124kW of the 1124kW total.
As demands for new services grow, businesses are constantly challenged to upgrade their IT infrastructure, and are increasingly concerned with the energy, as well as space consumed to support this growing demand. The good news is the components found in Emerson's DCIR can help SMEs meet growing demand, as well as their aspirations to optimize their facilities. It also allows them to implement cost-saving strategies without compromising availability.
Hey Lon, glad you dropped by this blog. Anyway, to your question...
A data center is designed for computers, not perishable items such as food, the goal is to maintain the critical equipment within acceptable ranges. Compared to refrigerators, cooling requirements in the data center at rack level is different - A rack of blade servers can generate as much as 14kW, nearly the heat given off by 2 electric ovens.
Now, in order to reduce amount of energy required for air movement, cooling needs to be 'closer to the source of heat'. Hence its logical to have the fans or refrigerant systems attached directly to the server enclosures. We not only reduce energy consumption, but we also ensure system availability.
this might be a silly question, but if fridges are more energy saving if their freezer unit is at the bottom, then why not do the same for the cooling unit on the rack?
http://www.consumerenergycenter.org/home/appliances/refrigerators.html
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