#MEL Group

[industrial-boiler]

Working Principle of Steam Boiler

In the realm of industrial machinery, few devices are as pivotal and pervasive as the steam boiler. For centuries, steam boilers have been the backbone of various industries, powering everything from locomotives to manufacturing processes. Their versatility, efficiency, and reliability make them indispensable assets in modern society. In this comprehensive guide, we delve deep into the intricacies of steam boilers, exploring their workings, applications, maintenance, and environmental impact.

Understanding Steam Boilers:

At its core, a steam boiler is a closed vessel that converts water into steam through the application of heat. This generated steam is then utilized for various purposes, such as powering turbines, heating buildings, sterilizing equipment, and more. Steam boilers operate on the principle of thermodynamics, harnessing the energy stored in water molecules to produce steam under controlled conditions.

Types of Steam Boilers:

Steam boilers come in various types, each tailored to suit specific applications and operational requirements. Some common types include:

Fire-tube Boilers: A fire tube boiler is a type of boiler characterized by a sealed container containing water and a network of tubes traversing it. These tubes convey hot gases from a fire, which in turn heat the water within, producing steam as a result. The functioning of a fire tube boiler is uncomplicated and direct. Combustion of fuel occurs within the furnace, generating hot gases that travel through the fire tubes. As these gases transfer their heat to the water encasing the tubes, the water's temperature and pressure increase. Subsequently, the steam ascends to the steam dome for utilization in diverse applications. The feed-water inlet replenishes the water supply.

The steam's pressure and temperature are contingent upon the boiler's dimensions, design, and the characteristics of the fuel used. Horizontal Return Tubular (HRT) is the most common designs used in fire tube boiler.

Some of the advantages of fire tube boilers are-

Simple design and construction make them user-friendly.

Cost-effective compared to water tube boilers.

Efficiently adapt to changes in steam demand.

Maintain low operating and maintenance expenses.

Boast a strong safety record thanks to their low-pressure operations.

Water-tube Boilers: In contrast to fire-tube boilers, water-tube boilers have water-filled tubes that are heated internally by combustion gases. This design allows for higher pressure and temperature capabilities, making water-tube boilers ideal for large-scale industrial processes and power generation.

There exist various categories of water tube boilers, including-

Horizontal Straight Tube Boiler.

Bent Tube Boiler.

Cyclone Fired Boiler.

Advantages of water tube boilers include-

Rapid steam generation: Water transforms into steam at a faster rate due to its flow through the tubes, which are enveloped by the heat source.

Reduced water consumption: Water-tube boilers necessitate less water compared to other types.

Flexibility in handling fluctuating demands: These boilers can adjust to varying loads with greater ease.

Longer lifespan: Water-tube boilers generally boast a longer operational life.

In a fire tube configuration, hot flue gas passes through tubes enveloped by water. Conversely, in a water tube setup, the process is reversed - water is heated as it travels through a tube surrounded by flue gas. Fire tube boiler is cheaper than the water tube boiler and also easy to maintain. On the other hand water tube boiler is larger in capacity. Water-tube boilers typically feature several drums or shells, in contrast to the singular drum found in fire tube boilers. Firetube boilers offer significant benefits, notably their cost-effectiveness. They can be acquired at a fraction of the price compared to watertube boilers, typically ranging from 50 to 60 percent less. Additionally, these boilers boast ease of maintenance and repair, as servicing can be conducted externally, simplifying cleaning and upkeep procedures. Horizontal firetube boilers are the most commonly used in the industry. Although the efficiency is in the lower side but compare all the section fire tube boiler is more effective for small industry as fire tube boiler is cost effective and also fire tube boiler is easy to maintain with the efficiency rate of 80%.

Electric Boilers: Electric boilers utilize electricity to heat water and produce steam. They are highly efficient, environmentally friendly, and offer precise control over temperature and pressure. Electric boilers are commonly used in residential heating systems, as well as in certain industrial applications.

Package Boilers: These boilers are pre-assembled and factory-tested, offering a convenient and cost-effective solution for various steam generation needs. Package boilers are available in a range of sizes and configurations, making them suitable for both small and large-scale operations.

Applications of Steam Boilers:

The versatility of steam boilers enables their use across a wide spectrum of industries and applications, including:

Power Generation: Steam turbines driven by steam produced in boilers are used to generate electricity in power plants.

Heating: Steam boilers provide heat for industrial processes, district heating systems, and residential buildings.

Manufacturing: Steam is utilized in numerous manufacturing processes, such as food processing, textile production, chemical synthesis, and papermaking.

Transportation: Steam locomotives, ships, and certain aircraft rely on steam boilers for propulsion and power generation.

Healthcare: Steam boilers are essential for sterilizing medical equipment and maintaining sterile environments in hospitals and laboratories.

Maintenance and Safety:

Proper maintenance and adherence to safety protocols are critical to ensure the efficient and safe operation of steam boilers. Key maintenance tasks include regular inspection, cleaning, and testing of boiler components, such as tubes, valves, and safety devices. Additionally, boiler operators must undergo comprehensive training to handle equipment properly and respond effectively to emergencies.

Environmental Impact:

While steam boilers offer numerous benefits, they also pose environmental challenges, primarily related to emissions and energy consumption. Efforts to mitigate these impacts include the development of cleaner combustion technologies, the use of alternative fuels, and the implementation of energy-efficient practices. Additionally, advancements in boiler design and regulation aim to minimize environmental pollution and enhance sustainability.

Conclusion:

In conclusion, steam boilers play a vital role in modern industry, providing a reliable and efficient source of energy for a wide range of applications. From power generation to manufacturing and beyond, steam boilers continue to drive progress and innovation across various sectors. By understanding their workings, applications, and environmental implications, we can harness the power of steam boilers responsibly and sustainably, ensuring a brighter future for generations to come.

To find best steam boiler in Bangladesh please visit MEL Group (www.melbd.com) which is the 1st certified boiler manufacturer in Bangladesh.

[codenamethebird]

I'm loving all the discussion about Melinoe's anti-human prejudice, but I don't see anyone discussing my favorite, so u get more of my rambling. I also got these screenshots from YouTube so you get sketchy Hades, but I actually only just got this dialogue in this patch haha (I forgot to screenshot it myself).

I'm obsessed with this bit of dialogue because it houses some beautiful Hades character development. One of his big flaws that caused like 75% of the problems in Hades 1 was his eternal punishments. Orpheus and Eurydice, forced to be apart. Achilles and Patroclus, also forced to be apart because of Hades contracts. And in this case Sisyphus, being doomed to always push up the rock.

Hades was convinced that they deserved their punishments, that they could not change, so they should never be free. Zag had to go through a bunch of hoops to change their fates, and Hades just grumbled through it all. But people can change, Sisyphus is a prime example of that. The way Hades' voice actor says that last bit "He forgave me anyway" just murdered me.

What an emotionally pogninent moment from a man who has realized his mistakes, but it's too late (to him at least), and now all he can do it stand in chains, in a prison he made, drowning in his regrets.

And then this is how Mel responds:

I just, omfg Mels nooooo babe, your Dad has just had some brilliant character development, what are so saying.

She is so dismissive. She totally missed the point of what he was trying to say. There's like no thought that went through her head, just "fuck that dumb mortal, don't feel guilty dad." Mel doesn't even try to even slightly engage with it, the moment he mentions a mortal, it becomes unimportant.

Hades, while blatantly disagreeing with her, doesn't exactly reply to her dismissal of Sisyphus. Which makes sense I doubt he wants to really argue with her and the context of these chats he is trying to get her to leave quickly considering their location.

But he does name Sisyphus here and reinforce the fact that he was a king. Which I note because Mel just called him "some dead mortal". And he appeals to a much more emotional thread with the whole thing with Bouldy, something Mel would understand a bit easier.

And Mel does call him a king in response, which while not his name, is more personable than "some dead mortal". But ultimately, she respects him because he was kind to her dad, not because she remotely comprehends the emotions and regrets that Hades is feeling with this character development.

And considering what else we know about her, I think it's very safe to say she still thinks Hades shouldn't feel guilty about anything. That this mortal is ultimately unimportant and deserving of his punishment.

But yeah tldr, i find it endlessly hilarous how Hades has this lovely moment of self reflection and then Mels immediately dismisses it with a simple "fuck that mortal".

[gallifreyanhotfive]

Had a dream last night of Mel swaggering into the next companion support group meeting wearing both Six's and Seven's clothes that she somehow still had after everything that happened. Just straight up sauntering in there like she was that bitch. And I can't stop giggling about the visual

[mel-loly]

-It's not your impression, he really did it.

[mostwantedii]

when is it their turn to be happy

[yannisdesk]

Loved the (real) Arcane finale!

Protective and loving Vander, badass and gorgeous Mel, lovable Ekko (ofc the little guys love the nature-adoring solarpunk kid), cheeky teen Vi, adorable Powder, spunky and kind adult Vi, and cheeky and sweet Jinx - all ending with the fam hugging it out? I'm sold.

Also love how Powder is enthralled with her older self, but teen Vi is annoyed by her older counterpart. I feel like that's definitely accurate lmao

Also bonus, I love how everyone else is internally screaming meanwhile teen Vi is just like *merp* because she's squished lol

Now THAT is New Display Icon worthy!

[stuffnthangsss]

Hey so I was chilling and my brain decided to created a cursed comparison

“If I had a nickel for every time there was an animated show with a Latino guy with a canonical Black girlfriend and a situationship with a much paler guy (I use pale instead of white bc I think Keith is supposed to be like Asian or at least half Asian), I’d have 2 nickels, which isn’t a lot, but it’s weird that it happened twice!” ahh situation

[binghe-malewife-goals]

[luposlipaphobya]

Ok google how to date your boss when you’re haunted by eldritch entities. Asking for a friend.

Another scene from our dnd campaign. Melisande (guy with the braids) belongs to @the-nothing-maker ✨ and Lazuli is my npc!

[spicearchives]

"have you got a good tongue on you ? i hope so if you're gonna be mel b" -geri halliwell

[iminyourwallsbabe]

Arcane characters as different types of kpop enjoyers

Not stans, you'll see later.

Jinx- Hardcore noise music girlie. The more obnoxious the better. If the beat makes you audibly go "what the fuck is going on", she's eating that up. That's groups like Stray Kids, Ateez, NCT (don't ask which one, the answer is all of them), etc. She also likes G-Idle because Isha fucking loved Queencard and Wife and has since put those songs on Sevika's arm, much to her annoyance. It's grown on her though, since Isha quit being a trainee at Breathing entertainment (GET IT BECAUSE SHE'S-)

Vi- I don't think she'd like any particular group, if she comes across some kpop and it sounds good to her then it's whatever. She's shown some consistent interest in BTS' earlier music (so from like 2 Kool 4 Skool to The Most Beautiful Moment in Life). She doesn't understand the obsession some people have with it but she respects it to some extent. However some people think she's a huge kpop stan because she keeps going out to buy albums for Jinx. She used to just steal them but then she decided to date a COP and now she has to "obey the law" or whatever. Kinda cringe.

Caitlyn- Christian horse girl music. For the uninitiated, this is an unofficial sub genre of kpop. It's literally just the most squeaky clean, probably heard it in a kdrama type songs. So GFriend, Berry Good, Lovelyz, a little bit of Loona, April, Apink, WJSN. No this is not all she's ever been allowed to listen to, she acquired this taste herself. She's a basic bitch at heart and we love her for that ♥️

Jayce- Caitlyn may be basic, but this man is BASIC basic. knows two BTS songs and it's Dynamite and Butter. But good news! He's not completely out of the loop. He knows about the Butter remix with Megan Thee Stallion. He also liked Neva Play by Megan Thee Stallion, RM just happens to be on that song. And he listened to the Mamushi remix featuring Twice. Mamushi, by Megan Thee Stallion. Are we seeing a trend here, perchance? Anyway, besides that, remember when Jungkook was popping off in the states for his solo stuff back in 2023? He was into that too. In fact he still consistently listens to the Golden album. At some point he wanted to get into New Jeans but then he googled how old they were and said FFFFFFUCK NO. (Go ahead, look up how old they were when they debuted. Also, on that note, FUCK HYBE, WE'RE BOYCOTTING THEIR ASSES- or at least we were supposed to for the past year because they can't help but hire Zionist weirdos but people didn't get the memo till they fully fucked over New Jeans so)

Anyway, on with the post!

Viktor- He is all the way a Red Velvet stan. Their music is just calm enough to where he doesn't find it distracting and just hype enough for him not to find it boring. He's the type of guy who puts on music to hear it, not to forget it's playing. He usually keeps songs like Bad Boy, Feel My Rhythm, and Psycho in rotation. That's really all the kpop he listens to but he loves Aespa's aesthetics and lore. Does he understand what's going on? Vaguely. He doesn't have the time to do a deep dive but he knows enough to think it's cool. Jayce does too, mostly because of Viktor.

Heimerdinger- He's a Once, next question.

Mel- I'm not too sure how to categorize this, all I'm gonna say is that her taste matches her tax bracket. She's listening to Kiss of Life, IVE, Le Sserafim, Mamamoo, Chungha, and she's fully caught up on the scandals. She could tell you who Hyuna's married to and why that's a problem, she knows who shat on the floor at that one award show, why Jimin and Jeongyeon had beef, she can explain kpop pipelines you didn't know existed. Jayce will listen to all of this very intently even though he has no idea who the fuck these people are. Like at all. He's lost. She knows he doesn't really understand but she appreciates that he gives her the time of day. She's also the type of person to decorate her photocards, all the decorations are gold.

Ekko- He likes a lot of the same groups Jinx does but in a different way. The way she likes their insane, loud songs, he likes the ones that are a little more chill. But sometimes when he misses her, he'll play the songs she likes. So, that being said, it's entirely possible that he cried his eyes out to fucking Sticker by NCT 127 (I think? Idk I be forgetting). Like from the other room you'd hear some weird ass recorder noises and violent sobbing. Besides that, he also enjoys really obscure groups. He's the nugu king. Some of the artists on his Spotify wrapped have like 10,000 streams combined. Where did he find this? Nobody knows. He also likes K/DA and his bias is Akali. That makes more sense when you remember True Damage exists

[y2kculture]

The Spice Girls for a Christmas photoshoot, 1997⋆⁺₊❅⋆ ⁺₊❆⋆

[gallifreyanhotfive]

You all don't know how much I desire a classic Doctor (preferably 5-8 because they're my favorites but whatever) to just...go careening into the companion support group (post PotD). Like??? TARDIS crash landing right outside?

Tegan getting interrupted mid-story by the sound of the crash and finding Five and Turlough in their little Planet of Fire vacation outfits?

Mel getting interrupted by Six and Evelyn after they've had a harrowing adventure (hot cocoa is required).

Ace getting interrupted, and it's an older Seven, who has been traveling alone for so long, who knows that he is running out of time.

And of course, a few people occasionally bringing up a crush they might have had on the Doctor and then BAM, MEET THE EIGHTH DOCTOR.

[beatingtheouijaboardallegations]

untamable rage has not quite setltled so sorry for bring other places discourse onto here. but really just want to know how people can just make up lies on spot like this to try to say if someone disagrees with you that because must not really be part of our group. how historical disabled activist who not even alive and set ground for currnet wave nonspeaking activism to exist , is “ bringing down hard work” of your kid.

“ nonspeaking” does not mean polite person who toeing party line of our “allies” who affirm their sense of helping of good person who tells you your theories are right that your power over us is a good thing. and fact people willing to say anyone who past or present criticizing any of this is not reallt part of the “us.” that if youre not integrate in the in group spaces , friends with the in group people , able to access in person community financially and agree with all the beliefs that hold the “community” together, then you are not a real person not one of the us. they do this to me constantly , in less overt ways. knowing they they have also done it to our ancestors is at same time comforting & enfuriating

[mel-loly]

“Sunset”

David and Axel's love confession.

-Beneath the setting sun's embrace,

We find our love in twilight's grace,

Colors blend in a fiery hue,

Reflecting dreams shared by us two.

The sky whispers its soft goodbye,

As stars awaken in the sky,

Hand in hand, hearts intertwine,

In the glow, forever mine.

“Poem” made by: me/Melissa.

[kinardsevan]

Someone posted on Oliver’s birthday message on instagram (the official 911 one) that the video was “buddie coded” and I snorted with laughter because the only part that has eddie is him saying “that’s not a good motto” and literally nothing else has to do with him at all. What are they seeing??

I.... I don't know 🤨🤣.

I don't see how a video that's literally been put up to celebrate Oliver is something they can tie into buddie. I try really hard to be nice about it all when it comes to their ship, but there's a lot of grasping at straws in that group. And a lot of the theories are something I don't fully understand (granted I don't deep dive to try and understand them, either).

I'm all for people shipping who they ship, even when that ship is unlikely to ever happen. As I've stated before, I was among those in the Suits fandom who wanted Mike and Harvey to happen. Maybe we were/are spoiled because Patrick and Gabe still like each other and are still willing to work together (such as the t-mobile commercials this year). But the fact that every little thing that happens in this fandom leads to them saying "well it means this!!" is baffling to me. Their breadcrumbs that they say lead to an endgame just lead me in a circle. I'm all for them having their ship. I'm even all for them writing about it. Lord knows I've written plenty of Marvey fics, and also wrote plenty of SVU fics looooonnnggg before E/O started to become canon with the return of Stabler. But when you think it's okay to give hate or insults to another group for liking a canonically happening couple, that's what gets to me. Especially when it's taken into consideration that a number of us are in the #lgbtq community.

I can understand wanting your ship, and hating the things that come between that ship from happening. But if your vitriol is so poisonous that you're becoming a keyboard warrior against other people on the internet just trying to take part in something they enjoy (OR sending that vitriol to the person who's literally only being paid to play a role), then there needs to be some serious consideration on what's actually driving those feelings of inadequacy.

Anyway, you asked a simple question and I rambled 🤣. But that's what I have to say on the subject. And also, happy birthday bb Oliver!