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	<title>Archives des Water treatment - Pignat.com</title>
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	<title>Archives des Water treatment - Pignat.com</title>
	<link>https://pignat.com/en/product-category/educational-engineering/environment/water-treatment/</link>
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	<item>
		<title>Aerobic treatment</title>
		<link>https://pignat.com/en/product/aerobic-treatment/</link>
		
		<dc:creator><![CDATA[PIGNAT]]></dc:creator>
		<pubDate>Tue, 16 Apr 2019 13:22:55 +0000</pubDate>
				<guid isPermaLink="false">http://v2.pignat.com/?post_type=product&#038;p=19591</guid>

					<description><![CDATA[<h3>Pollution control for municipal effluents by biological treatment in an aerobic medium</h3>
<p>&#160;</p>
<hr />
<p>GENERAL SPECIFICATIONS</p>
<hr />
<ul>
<li><b>Pollution circuitry:</b></li>
</ul>
<p>Tank, 200 L, polyethylene, on independent mobile framework.<br />
Peristaltic pump, variable flow rate.</p>
<ul>
<li><b>Aerobic vessel:</b></li>
</ul>
<p>Rectangular clear PVC tank, 60 L, conic bottom.<br />
Removable lid with support for probes pH, Redox and O2.<br />
Two flow levels towards the settler at 30 and 60 L.<br />
Stirring, Stainless steel stirring batch and mobile, Rushton turbine.<br />
Adjustable stirring speed and height.</p>
<ul>
<li><b>Aeration circuitry:</b></li>
</ul>
<p>Diaphragm compressor.<br />
Air injection circuitry,  PVC sparger immersed into the aerobic vessel.</p>
<ul>
<li><b>Settler:</b></li>
</ul>
<p>30L clear PVC cylinder-cone settler, overflow of treated water.<br />
Removable lid with support for sludge veil probe.<br />
Stainless steel sludge-scrapper, fixed speed : 1 rpm.<br />
Membrane pump, sequential operation through a settable programmer.</p>
<p>L’article <a href="https://pignat.com/en/product/aerobic-treatment/">Aerobic treatment</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
]]></description>
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<h3>Study of mass loads and hydraulic loads for the process</h3>
<p>Biomass balance<br />
Pollution balance by monitoring the COD (Chemical Oxygen Demand)</p>
<p>&nbsp;</p>
<h3>Determine the specific characteristics of the medium</h3>
<p>Measure SS (Suspended Solids).<br />
Quality of the medium by monitoring the redox potential and the pH potential</p>
<p>&nbsp;</p>
<h3>Treatment in aerobic and anoxic media</h3>
<p>Variation of aeration conditions for the aerobic pool</p></div>
<p><!-- .vgblk-rw-wrapper --></p>
<p>L’article <a href="https://pignat.com/en/product/aerobic-treatment/">Aerobic treatment</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
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		<item>
		<title>Electrodeionization</title>
		<link>https://pignat.com/en/product/electrodeionization/</link>
		
		<dc:creator><![CDATA[PIGNAT]]></dc:creator>
		<pubDate>Tue, 12 Mar 2019 14:14:17 +0000</pubDate>
				<guid isPermaLink="false">http://v2.pignat.com/?post_type=product&#038;p=18061</guid>

					<description><![CDATA[<h3>Production of highly purified water</h3>
<p>&#160;</p>
<hr />
<p>GENERAL SPECIFICATIONS</p>
<hr />
<ul>
<li>High capacity tanks.</li>
<li>Centrifugal pump.</li>
<li>Filter cartridges.</li>
<li>Electrodeionization system.</li>
<li>Hardness of the water, measurement kit.</li>
<li>CO<sub>2</sub><sub>, </sub>measurement kit.</li>
</ul>
<p><b>Instrumentation</b></p>
<ul>
<li>Temperature probes.</li>
<li>Flowmeters.</li>
<li>Manometers.</li>
<li>Electrode of conductivity.</li>
<li>2 level sensors.</li>
</ul>
<p>&#160;</p>
<p><strong>Dim</strong> : 270 x 125 x 190 cm - 210 kg<br />
SS tubular framework 40 x 40mm</p>
<p>&#160;</p>
<p>[print-me target="#page"]</p>
<p>L’article <a href="https://pignat.com/en/product/electrodeionization/">Electrodeionization</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
]]></description>
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<h3>Study of a process for electric regeneration demineralization</h3>
<p>&nbsp;</p>
<h3>Water polishing step in a reverse osmosis</h3>
<p>&nbsp;</p></div>
<p><!-- .vgblk-rw-wrapper --></p>
<p>L’article <a href="https://pignat.com/en/product/electrodeionization/">Electrodeionization</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
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		<item>
		<title>UV disinfection and TOC reduction unit</title>
		<link>https://pignat.com/en/product/uv-disinfection-and-toc-reduction-unit/</link>
		
		<dc:creator><![CDATA[PIGNAT]]></dc:creator>
		<pubDate>Tue, 12 Mar 2019 13:06:41 +0000</pubDate>
				<guid isPermaLink="false">http://v2.pignat.com/?post_type=product&#038;p=18085</guid>

					<description><![CDATA[<h3>Implementation of UV disinfection treatment and TOC concentration reduction</h3>
<p>&#160;</p>
<hr />
<p>GENERAL SPECIFICATIONS</p>
<hr />
<ul>
<li>Feed tank. Removable lid. Draining valve. Connection valves to the feeding pump. Low level detector for pump protection.</li>
<li>Feeding module Connection pipes from the module and ss by pass circuit. Centrifugal pump, flow rate. Two valves for pressure regulation:</li>
</ul>
<p style="padding-left: 90px;">Ball valve on feeding pipes.</p>
<p style="padding-left: 90px;">Membrane valves on by pass pipes.</p>
<ul>
<li>UV Module</li>
</ul>
<p style="padding-left: 90px;">TOC reduction: 1 UV lamp.</p>
<p style="padding-left: 90px;">Disinfection: 1 UV lamp.</p>
<p style="padding-left: 90px;">Flow rate measurement before and  after the module.</p>
<p style="padding-left: 90px;">High temperature interlock.</p>
<p style="padding-left: 90px;">TOC measurement.</p>
<p><b>Instrumentation</b></p>
<ul>
<li>Flowmeters.</li>
<li>Manometers.</li>
<li>Temperature probe.</li>
</ul>
<p>&#160;</p>
<p><strong>Dim</strong> : 205 x 70 x 190 cm - 210 kg<br />
SS  framework 40 x 40mm</p>
<p>&#160;</p>
<p>[print-me target="#page"]</p>
<p>L’article <a href="https://pignat.com/en/product/uv-disinfection-and-toc-reduction-unit/">UV disinfection and TOC reduction unit</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
]]></description>
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<h3>Study the influence of two UV lamps</h3>
<p>Alone or in series</p></div>
<p><!-- .vgblk-rw-wrapper --></p>
<p>L’article <a href="https://pignat.com/en/product/uv-disinfection-and-toc-reduction-unit/">UV disinfection and TOC reduction unit</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
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		<item>
		<title>Cartridges filtration pilot</title>
		<link>https://pignat.com/en/product/cartridges-filtration/</link>
		
		<dc:creator><![CDATA[PIGNAT]]></dc:creator>
		<pubDate>Tue, 12 Mar 2019 12:38:48 +0000</pubDate>
				<guid isPermaLink="false">http://v2.pignat.com/?post_type=product&#038;p=18088</guid>

					<description><![CDATA[<h3>Implementation of a cartridge filtration process</h3>
<p>&#160;</p>
<hr />
<p>GENERAL SPECIFICATIONS</p>
<hr />
<ul>
<li>Feeding tank, stirring, cartridges filter.</li>
<li>Centrifugal pump.</li>
<li>Cartridges filter.</li>
<li>Body filter, with different type of filters.</li>
</ul>
<p><b>Instrumentation</b></p>
<ul>
<li>Flowmeters.</li>
<li>Manometers.</li>
<li>Turbidimeter.</li>
</ul>
<p>&#160;</p>
<p><strong>Dim</strong> : 190 x 80 x 200 cm - 120 kg<br />
SS tubular framework 40 x 40mm</p>
<p>&#160;</p>
<p>[print-me target="#page"]</p>
<p>L’article <a href="https://pignat.com/en/product/cartridges-filtration/">Cartridges filtration pilot</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
]]></description>
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<h3>Manipulation In series and in parallel of different types of filters</h3>
<p>Effect on the quality of the filtrate</p>
<p>Quality evaluation of different filters from the filtrate</p>
<p>The fluid flow rate from the differential pressure across the filter</p>
<p>&nbsp;</p>
<h3>Qualitative and quantitative comparison with the experimental data</h3>
<p><b> </b></p>
<h3>Utility filtration upstream processing chain</h3>
</div>
<p><!-- .vgblk-rw-wrapper --></p>
<p>L’article <a href="https://pignat.com/en/product/cartridges-filtration/">Cartridges filtration pilot</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
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		<item>
		<title>Filtration on activated carbon pilot</title>
		<link>https://pignat.com/en/product/filtration-on-activated-carbon/</link>
		
		<dc:creator><![CDATA[PIGNAT]]></dc:creator>
		<pubDate>Tue, 12 Mar 2019 12:30:22 +0000</pubDate>
				<guid isPermaLink="false">http://v2.pignat.com/?post_type=product&#038;p=18106</guid>

					<description><![CDATA[<h3>Purification on activated carbon / disinfection</h3>
<blockquote><p>Third step of the drinkable water process LPE/2000</p></blockquote>
<hr />
<p>GENERAL SPECIFICATIONS</p>
<hr />
<p>&#160;</p>
<ul>
<li>PE feeding tank, graduated.<br />
Removable lid and draining valve.</li>
<li>Centrifugal pump, low level detector,<br />
by-pass and draining valve.</li>
<li>Column, retention grids at the top and bottom of the column, manometers at inlet and outlet, draining valve.</li>
<li>Set of valves for circuit selection: filtration or rinsing.</li>
<li>Water supply, isolating valve.</li>
</ul>
<p><b>Instrumentation</b></p>
<ul>
<li>Flowmeter.</li>
<li>Manometers.</li>
</ul>
<p>&#160;</p>
<p><strong>Dim</strong> : 130 x 60 x 200 cm - 90 kg<br />
<strong>Dim</strong> (with options) : 200 x 60 x 200 cm - 130 kg<br />
SS tubular framework 40 x 40mm</p>
<p>&#160;</p>
<p>[print-me target="#page"]</p>
<p>L’article <a href="https://pignat.com/en/product/filtration-on-activated-carbon/">Filtration on activated carbon pilot</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
]]></description>
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<h3>Study of the adsorption on activated carbon process</h3>
<p>Influence of the contact time (flow rate) and liquid phase concentration on adsorption</p>
<p>Demonstration of saturation of the activated carbon: plotting of breakthrough curves</p>
<p>In situ sampling for microbiological analysis</p>
<p>&nbsp;</p>
<h3>Implementation of disinfection by chlorination (option) and UV lamp (option)</h3>
<p>Search for optimal treatment</p>
<p>&nbsp;</p></div>
<p><!-- .vgblk-rw-wrapper --></p>
<p>L’article <a href="https://pignat.com/en/product/filtration-on-activated-carbon/">Filtration on activated carbon pilot</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
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		<item>
		<title>Filtration on sand pilot</title>
		<link>https://pignat.com/en/product/filtration-on-sand/</link>
		
		<dc:creator><![CDATA[PIGNAT]]></dc:creator>
		<pubDate>Tue, 12 Mar 2019 12:21:21 +0000</pubDate>
				<guid isPermaLink="false">http://v2.pignat.com/?post_type=product&#038;p=18116</guid>

					<description><![CDATA[<h3>Filtration in bulk</h3>
<blockquote><p>2nd Step of the drinkable water line LPE/2000</p></blockquote>
<hr />
<p>GENERAL SPECIFICATIONS</p>
<hr />
<ul>
<li>Raw water storage tank, polyethylene, graduated. Removable lid and draining valve.</li>
<li>Column, retention grids at the top and bottom of the column, eleven pressure ports along the column.</li>
<li>Eleven piezometric tubes to measure pressure drops. Manual air pump, isolating and draining valves.</li>
<li>Cyclone, PVC, overtopping flow, isolating and draining valves.</li>
<li>Set of valves for circuit selection: filtration or bed fluidization.</li>
</ul>
<p><b>Instrumentation</b></p>
<ul>
<li>Flowmeters.</li>
<li>Manometers.</li>
</ul>
<p>&#160;</p>
<p><strong>Dim</strong> : 210 x 60 x 230 cm - 150 kg<br />
SS tubular framework 40 x 40mm</p>
<p>&#160;</p>
<p>[print-me target="#page"]</p>
<p>L’article <a href="https://pignat.com/en/product/filtration-on-sand/">Filtration on sand pilot</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
]]></description>
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<h3>Monitoring water quality during filtration</h3>
<p><b> </b></p>
<h3>Study of the filtration process</h3>
<p>Permeability of the medium to water</p>
<p>Monitor pressure drops in the bed of sand over time</p>
<p>Observe the saturation front and the clogging of the bed</p>
<p>&nbsp;</p></div>
<p><!-- .vgblk-rw-wrapper --></p>
<p>L’article <a href="https://pignat.com/en/product/filtration-on-sand/">Filtration on sand pilot</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
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		<item>
		<title>Drinkable water process</title>
		<link>https://pignat.com/en/product/drinkable-water-process/</link>
		
		<dc:creator><![CDATA[PIGNAT]]></dc:creator>
		<pubDate>Tue, 12 Mar 2019 10:37:13 +0000</pubDate>
				<guid isPermaLink="false">http://v2.pignat.com/?post_type=product&#038;p=18124</guid>

					<description><![CDATA[<h3>Implementation of a drinkable water process</h3>
<blockquote><p>Chain composed of three integrated units</p>
<p>TPC/3000 Coagulation - flocculation - decantation</p>
<p>FSA/3000 Filtration on sand</p>
<p>FSC/2000 Filtration on activated carbon/disinfection</p></blockquote>
<p>&#160;</p>
<p>[print-me target="#page"]</p>
<p>L’article <a href="https://pignat.com/en/product/drinkable-water-process/">Drinkable water process</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
]]></description>
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<h3>Implementation of a physical and chemical treatment</h3>
<p>Coagulation &#8211; flocculation &#8211; decantation</p>
<p>Filtration on sand</p>
<p><b> </b></p>
<h3>Implementation of an adsorption and a disinfection</h3>
<p>Filtration on activated carbon and UV or chlorination disinfection</p>
<p><b> </b></p>
<h3>Study of the different unit processes</h3>
<p>Research on the operating conditions depending on the type pollution</p>
<p>Adjustment of operating parameters</p></div>
<p><!-- .vgblk-rw-wrapper --></p>
<p>L’article <a href="https://pignat.com/en/product/drinkable-water-process/">Drinkable water process</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
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		<item>
		<title>Physical and chemical treatment</title>
		<link>https://pignat.com/en/product/physical-and-chemical-treatment/</link>
		
		<dc:creator><![CDATA[PIGNAT]]></dc:creator>
		<pubDate>Tue, 12 Mar 2019 10:23:51 +0000</pubDate>
				<guid isPermaLink="false">http://v2.pignat.com/?post_type=product&#038;p=18128</guid>

					<description><![CDATA[<h3>Treatment by coagulant, flocculent and settling</h3>
<blockquote><p>Firs step of the drinkable water process LPE/2000</p></blockquote>
<hr />
<p>GENERAL SPECIFICATIONS</p>
<hr />
<ul>
<li>Storage tank, 360 L, on mobile frame.</li>
<li>Feeding centrifugal pump, stainless steel with level control, Bypass valve for homogenization.</li>
<li>3 Storage tanks, 3 membrane dosing pumps with variable flowrate.</li>
<li>2 stirrings motor.</li>
<li>Coagulation tank, transparent PVC,<br />
Rushton turbine stirring, draining valve and removable lid.</li>
<li>Flocculation tank, transparent, PVC, helix stirring, draining valve and removable lid.</li>
<li>Lamellar settler, in transparent PVC, draining valve, seven PVC plates with variable slope.</li>
<li>Centrifugal pump.</li>
</ul>
<p><b>Instrumentation </b></p>
<ul>
<li>Flowmeter.</li>
<li>Electronic calibrated pH indicator (portable technology).</li>
</ul>
<p>&#160;</p>
<p><strong>Dim</strong> (framework) : 170 x 70 x 180 cm - 100 kg<br />
SS tubular framework 40 x 40mm</p>
<p>&#160;</p>
<p>[print-me target="#page"]</p>
<p>L’article <a href="https://pignat.com/en/product/physical-and-chemical-treatment/">Physical and chemical treatment</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
]]></description>
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<h3>Adjust operating parameters</h3>
<p>Flow rate, stirring speed</p>
<p>Coagulant and flocculent concentration</p>
<p>Residence time</p>
<p>&nbsp;</p>
<h3>Monitor water quality during treatment and at the decanter outlet</h3>
<p><b> </b></p>
<h3>Jar test feasibility study</h3>
<p>Determine operating conditions depending on type of pollution</p>
<p>&nbsp;</p></div>
<p><!-- .vgblk-rw-wrapper --></p>
<p>L’article <a href="https://pignat.com/en/product/physical-and-chemical-treatment/">Physical and chemical treatment</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
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		<title>Water treatment by dissolved air flotation</title>
		<link>https://pignat.com/en/product/water-treatment-by-dissolved-air-flotation/</link>
		
		<dc:creator><![CDATA[PIGNAT]]></dc:creator>
		<pubDate>Tue, 12 Mar 2019 10:11:48 +0000</pubDate>
				<guid isPermaLink="false">http://v2.pignat.com/?post_type=product&#038;p=18130</guid>

					<description><![CDATA[<h3>Implementation of water treatment by dissolved air flotation</h3>
<blockquote><p>Clean method minimizing the use of chemical</p></blockquote>
<hr />
<p>GENERAL SPECIFICATIONS</p>
<hr />
<ul>
<li>Feeding tank.</li>
<li>Centrifugal pump</li>
<li>Flocculation tank, with stirrer.</li>
<li>Flotation tank.</li>
<li>Two recirculation pumps.</li>
<li>Gas- liquid contactor.</li>
<li>Water feeding circuit.</li>
<li>Compressed air circuit.</li>
<li>Air-to-water feeding circuit.<b style="color: var(--vamtam-primary-font-color);"> </b></li>
</ul>
<p><b>Instrumentation</b></p>
<ul>
<li>Water flowmeters.</li>
<li>Air flowmeter.</li>
<li>Manometers.</li>
</ul>
<p>&#160;</p>
<p><strong>Dim</strong> : 210 x 75 x 195 cm - 250 kg<br />
SS tubular framework 40 x 40mm</p>
<p>&#160;</p>
<p>[print-me target="#page"]</p>
<p>L’article <a href="https://pignat.com/en/product/water-treatment-by-dissolved-air-flotation/">Water treatment by dissolved air flotation</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
]]></description>
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<h3>Dissolved air flottation</h3>
<p>This unit allows the user to perform a water treatment by flotation tanks to dissolved air<br />
developed. It is carried out in 4 steps:</p>
<p style="padding-left: 60px;">&#8211; Bubbles generated for dissolved air.</p>
<p style="padding-left: 60px;">‐ Bubble adhesion to particles in order to form solid-air particles.</p>
<p style="padding-left: 60px;">‐ Formation of an air/solid particle conglomerate and flotation of the formed conglomerate.</p>
<p style="padding-left: 60px;">-Separation of the floating emulsion</p>
<p>&nbsp;</p>
<h3>Separation of suspended particles</h3>
<p>Agglomeration by using air bubbles dissolved</p>
<p><b> </b></p>
<h3>Optimization of the process</h3>
<p>Combination with chemical treatment (flocculation)</p>
<p>Feasibility study on different waters</p>
<p>&nbsp;</p>
<h3>Study of the influence to flow rate and residence time</h3>
<p>&nbsp;</p></div>
<p><!-- .vgblk-rw-wrapper --></p>
<p>L’article <a href="https://pignat.com/en/product/water-treatment-by-dissolved-air-flotation/">Water treatment by dissolved air flotation</a> est apparu en premier sur <a href="https://pignat.com/en">Pignat.com</a>.</p>
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