chapter 3  a quick guide to mountain lion

... Kenny Tran A Quick Guide to Sharpen Your Memory 2008 pack of potato chips or a toy potato at the top of your TV or in the middle of your dining table to remind you of the task that needs to be done ... seeing.” The way to train the mind to receive clear sightimpressions, and therefore to retain them in the memory, is simply to concentrate the will and 32 Kenny Tran A Quick Guide to Sharpen Your ... Converting Numbers to Words One very common yet practical technique to remember numbers is to transform them to words Probably the easiest way to this is to assign each number to a letter equivalent:...

Ngày tải lên: 23/12/2013, 05:17

... an infected child to contact a doctor to determine whether or not they are immune to rubella For more information, refer to Routine Practices Handwashing is the best way to stop the spread of ... it to live outside the body for long periods of time and makes it resistant to chlorine disinfection A person infected with cryptosporidium has cryptosporidiosis Signs and symptoms of cryptosporidiosis ... may continue to shed the bacteria in their stool for up to weeks How to prevent spread of the illness to other children Exclude child from school and child care until diarrhea has stopped Exclude...

Ngày tải lên: 12/02/2014, 11:20

... Quick guide to HR testing.qxd 1/4/05 10:09 AM Page iv Quick guide to HR testing.qxd 1/4/05 10:09 AM Page i A QUICK GUIDE TO HUMAN RESOURCE TESTING MARIAN POWER ACER Press Quick guide to HR ... Criteria Guide 29 Appendix IV: Annotated List of Tests 30 Ability, Aptitude and Skills Personality Interest Inventories Quick guide to HR testing.qxd 1/4/05 10:09 AM Page iv Quick guide to HR testing.qxd ... the top layer and the carbon copy of the answers is designed in such a way as to facilitate simple and immediate hand scoring Quick guide to HR testing.qxd 1/4/05 10:09 AM Page A Quick Guide to...

Ngày tải lên: 17/03/2014, 11:20

... mcommerce avenues that gave customers more opportunities to their shopping As smartphones and tablets continue to increase in importance to users, it makes sense to reach out to them through this medium ... more customers Mobile apps have the potential to hold attention and help customers keep businesses, at top of their mind Here’s how they can help you attract more customers: Attract Customers ... and reach out to those customers who are most likely to make purchases Restaurants have been using apps to send meal coupons, event invites and intimations to their regular customers directly...

Ngày tải lên: 24/03/2014, 00:20

... Low-Flow Detector A useful device for monitoring flow is a low-flow detector This is usually attached to the constant-head overflow weir to monitor the flow out of the particle counter It is set to sound ... easy access to the sample Pass the particle counter tubing down into the reservoir and then siphon the sample to start the flow It may be necessary to increase the flow to the turbidimeter to maintain ... June 23, 2000 1:46 PM 46 A PRACTICAL GUIDE TO PARTICLE COUNTING pressurized tap into a small beaker that is small enough to allow the sample to overflow into a sink or floor drain This will keep...

Ngày tải lên: 18/06/2014, 19:20

... disaster or a terrorist attack, it is tempting to act according to certain human instincts It seems perfectly natural to stop to help others or to try to contact family and friends But, especially ... critical to know whether the attack has occurred outdoors or inside a building and to take action according to where you are in relation to that release It is essential to find clean air very quickly ... First, you could not evacuate quickly enough to avoid inhaling potentially radiation-laden dust Second, you are unlikely to know where to go to be safe or even how to get there safely, since you...

Ngày tải lên: 15/03/2014, 15:20

... introduced into a new area of application It is my intent to provide in this book a comprehensive yet practical guide to understanding the technology of particle counting and its application to drinking ... (scattered) by each particle A detector that converts light to electrical energy (a photodiode) is used to measure the amount of light scattered by the particle The detector is placed at an © 2001 by ... Press LLC e e Detector Circuit L1306/frame/pt01 Page Friday, June 23, 2000 1:45 PM A PRACTICAL GUIDE TO PARTICLE COUNTING Light Source Figure 1.5 Detector Output Pulse Detector output signal for...

Ngày tải lên: 18/06/2014, 19:20

... paid to carry children to © 2001 by CRC Press LLC L1306/frame/pt01 Page 18 Friday, June 23, 2000 1:45 PM 18 A PRACTICAL GUIDE TO PARTICLE COUNTING term for women who were physically unable to so ... the state guidelines, but also to provide a more accurate measure of the performance of the system to help sell it to the customer Pilot plants are more difficult to operate consistently, for many ... bundled together to produce the necessary throughput Several points must be monitored by the particle counter to cover a membrane system adequately, but the cost of the particle counters is too large...

Ngày tải lên: 18/06/2014, 19:20

... sounds into words and words into phrases would be ordered according to the grammar of the particular language (or protocol) involved Each device is designed to communicate via a certain protocol, ... direct particle-counter-toSCADA-system integration is specified and purchased The particle counter manufacturers and competent systems integrators should be able to work together to accomplish this ... to run the turnkey particle counting system, while taking an additional to 20 mA signal out of each particle counter to be input into the SCADA system Section below covers the problems with to...

Ngày tải lên: 18/06/2014, 19:20

... data must be organized into some useful format Since grab sampling is so unstructured, there is no easy way to automate data handling It is usually left up to the operators to organize the data using ... first recommendation is to use computer software to store and display the data Paper tape printouts are a nuisance, and most units are designed to off-load data directly to a personal computer ... a sawhorse that can be moved easily from filter to filter Move it to a new filter every weeks or so, to allow a couple of full filter runs to be monitored Once it has passed through the full complement...

Ngày tải lên: 18/06/2014, 19:20

... and measured if it produces a signal with a minimum to signal -to- noise ratio B SIGNAL -TO- NOISE RATIO All electronic instruments are subject to various forms of “noise,” or random, meaningless ... specifications are common to all types of instruments (dimensions, weight, power requirements, etc.) and are easily understood Specialized instruments have specifications that are unique to the task for ... PRACTICAL GUIDE TO PARTICLE COUNTING depends upon those sounds being at a higher level than the noise present The amount by which the specific sound exceeds the noise level is called the signal -to- noise...

Ngày tải lên: 18/06/2014, 19:20

... is then bolted to the flow cell The detector electronics assembly is mounted to the opposite side of the flow cell Once the entire assembly is in place, final adjustments are made to produce the ... Since the detector is measuring total light energy, it is not greatly affected by some diffusion in the exit window The entrance window is covered with an antireflective coating to keep the light ... L1306/frame/pt02 Page 82 Friday, June 23, 2000 1:54 PM 82 A PRACTICAL GUIDE TO PARTICLE COUNTING Sensor Cover Flow Cell Channel Power Regulator Signal Amplification Board Laser Driver Flow Cell Housing...

Ngày tải lên: 18/06/2014, 19:20

... minimum to signal -to- noise ratio is necessary for preventing extraneous counts in the lowest size range If the “noise” level becomes too close to the lowest comparator threshold, the comparator will ... comparator input stage The more complex approach involves analog -to- digital (A/D) conversion Voltage Comparator A comparator is simply a small circuit that “compares” an input signal to a fixed ... are designed to operate (For those interested in the electronic reasons, the bandwidth limitations are primarily due to the capacitance of the photodetector The impedance of a capacitor varies...

Ngày tải lên: 18/06/2014, 19:20

... is to V A 250Ω resistor is required to convert a to 20 mA signal into a to V signal Another benefit of the to 20 mA current loop signal is that several receiving instruments can be connected to ... inputs According to Ohm’s law, voltage is equal to current times resistance All that is required to convert the to 20 mA loop to a voltage is a small resistor In most cases, the input voltage range ... a brief review of to 20 mA current loop signals, along with some specifics related to particle counting to 20 mA Basics Most drinking water plant operators are familiar with to 20 mA signals Their...

Ngày tải lên: 18/06/2014, 19:20

... formats (RS-485 and RS-232) and the nonstandard protocols To make an analogy, the signal format could be compared to “speaking out loud” and the protocol to the “language” being spoken Any number of ... and Automated Data Acquisition) systems are usually composed of a specialized software package and one or more computers The software is designed to allow a user or systems integrator to customize ... Among these are Modbus, Optomux, and Allen Bradley Some instruments have been designed to emulate these common protocols, to take advantage of their availability Other protocols have been developed...

Ngày tải lên: 18/06/2014, 19:20

... connected to the motherboard with multiconductor “ribbon” cables, to provide power and connection to the data bus Any number of specialty-type circuit boards have been designed to plug directly into ... storage capacity, as the costs of data storage have plummeted with the improvements in technology The goal is to have ready access to relevant data How much data is “enough”? A number of factors ... allows the data to be retrieved and manipulated easily In most cases, the data should be stored according to the date on which it was collected This is the most logical way to store data, as most...

Ngày tải lên: 18/06/2014, 19:20

... made into regulatory standards Sensor performance must be carefully considered in light of these factors Much will depend on the operator’s willingness to use particle counting as a process tool ... related to flow regulation will be due to insufficient head The ability to program the particle counter to work at a lower flow rate provides a solution to this problem It also allows the sensor to be ... prefer to use them for reporting, but it is easier for the novice to work within a single program d Historical Data The system should provide a clean and efficient way to store data Automatic...

Ngày tải lên: 18/06/2014, 19:20

... with a sub-micron filter to prevent the introduction of unwanted particles into the sample The pressure forces the sample up into a stainless steel tube, which is connected to the inlet of the particle ... employed, one to initiate the particle count cycle, and one to end it when the desired volume has passed through the particle sensor The first switch can be positioned to allow some of the sample to flush ... June 23, 2000 1:55 PM 130 A PRACTICAL GUIDE TO PARTICLE COUNTING b Software Grab-sampling software may be used to upload configuration parameters as well as to download the data collected by the...

Ngày tải lên: 18/06/2014, 19:20

... particle counter to provide verification In this case, it is not necessary to introduce particles If this method is used to test clean filter effluent water, particles may need to be added to achieve ... into a particle counter with ranges set at to µm and to 10 µm a roughly equal number of counts should appear in each range In most cases a size close to the minimum sensitivity (but not equal to ... 23, 2000 1:55 PM 132 A PRACTICAL GUIDE TO PARTICLE COUNTING is Duke Scientific Corp of Palo Alto, CA These spheres are supplied in sizes ranging from less than up to 100 µm and higher Each size...

Ngày tải lên: 18/06/2014, 19:20

... 15,000/ml < 10% @ 25,000/ml Sizing range to 100 µm to 25 µm to 70 µm to 50 µm to 125 µm to 40 µm Sample flow range 50 to 110 ml/min 45 to 55 ml/min 50 to 120 ml/min 100 ml/min nominal 25 ml/min ... the late 1980s when a major Cryptosporidium outbreak in Carrolton, Georgia, prompted the state health department to look into particle counting as a means of monitoring filters for preventing similar ... efficiency: 50% at µm(30 to 70% window) 100% at 5µm in the µm threshold (80 to 120% window) Counting efficiency: 50% at µm(30 to 70% window) 100% at µm in the µm threshold (80 to 120% window) Note:...

Ngày tải lên: 18/06/2014, 19:20